'Unknown' by Unknown - Page 69 of 1364
ENGINE OIL FILTER HEAD REPLACEMENT
Figure 1. Engine Oil Filter Removal.
Figure 2. Engine Oil Line Removal.
Figure 3. Engine Oil Line Fitting Removal.
Figure 4. Engine Oil Filter Head Removal.
Figure 5. Engine Oil Filter Head Installation.
Figure 7. Engine Oil Line Installation.
Figure 8. Engine Oil Filter Installation.
ENGINE OIL SAMPLING VALVE REPLACEMENT
Figure 1. Engine Oil Sampling Valve Removal.
Figure 2. Engine Oil Sampling Valve Installation.
INSTALLATION - Continued
WEIGHT SIGN REPLACEMENT
Figure 1. Weight Sign Removal.
Figure 2. Weight Sign Installation.
CHAPTER 22. FIELD ELECTRICAL SYSTEM MAINTENANCE INSTRUCTIONS FOR HYDRAULIC EXCAVATOR TYPE 1 (HYEX) NSN 3805-01-573-0677
CHAPTER 22 TABLE OF CONTENTS
12 VOLT POWER CONVERTER/SUPPLY REPLACEMENT
Figure 1. Power Converter Removal.
Figure 2. Power Converter Installation.
AUXILIARY CONTROL SWITCH AND WIRING HARNESS REPLACEMENT
Figure 1. Auxiliary Control Switch And Wiring Harness Removal
Figure 2. Auxiliary Control Switch And Wiring Harness Installation
AUXILIARY CONTROL WIRING HARNESS (W15) REPLACEMENT
Figure 2. Auxiliary Control Wiring Harness (W15) Connection B and C Disconnect
Figure 3. Auxiliary Control Wiring Harness (W15) Relays Removal
Figure 5. Auxiliary Control Wiring Harness (W15) S35 Connect
Figure 6. Auxiliary Control Wiring Harness (W15) Relays Installation
Figure 8. Auxiliary Control Wiring Harness (W15) to Crush-all Boom Wiring Harness Installation
BATTERIES SERVICE
Figure 1. Battery Cover Removal.
Figure 2. Battery Cable Removal.
SERVICE - Continued
Figure 3. Battery Cable Servicing.
Figure 4. Battery Electrolyte Level Range.
INSTALLATION - Continued
Figure 5. Battery Cable Installation.
Figure 6. Battery Cover Installation.
BATTERY CABLES REPLACEMENT
REMOVAL - Continued
Figure 2. Negative Battery Cable Removal.
Figure 3. Jumper Battery Cable Removal.
Figure 4. Battery Relay Cover and Positive Battery Cable Removal
INSTALLATION
Figure 5. Positive Battery Cable and Battery Relay Cover Installation
Figure 6. Jumper Battery Cable Installation.
Figure 7. Negative Battery Cable Installation.
Figure 8. Battery Covers Installation.
BATTERY RELAY REPLACEMENT
Figure 1. Battery Relay Removal.
Figure 2. Battery Relay Installation.
INSTALLATION - Continued
BATTERY REPLACEMENT
Figure 1. Battery Covers Removal.
Figure 2. Battery Cables Removal.
Figure 3. Brackets Removal.
Figure 4. Windshield Reservoir Removal.
Figure 5. Batteries Removal.
INSTALLATION - Continued
Figure 6. Batteries Installation.
Figure 7. Windshield Reservoir Installation.
Figure 9. Battery Cables Installation.
Figure 10. Battery Covers Installation.
BOOM WORK LIGHTS POWER WIRE HARNESS REPLACEMENT
Figure 1. Power Wire Harness from Work Light Harness Removal
Figure 3. Power Wire Harness to Work Light Harness Installation
FOLLOW-ON MAINTENANCE
CAB FRONT WORK LIGHTS AND EXTERIOR WIRING HARNESS REPLACEMENT
Figure 1. Disconnect Exterior Harness From Interior Harness
Figure 3. Harness Removal.
Figure 5. Mounting Bracket Removal.
Figure 6. Mounting Bracket Installation.
Figure 8. Harness Installation.
Figure 9. Connect Harness To Left and Right Lights.
FOLLOW-ON MAINTENANCE - Continued
CAB FRONT WORK LIGHTS INTERIOR WIRING HARNESS REPLACEMENT
Figure 1. Disconnect Control Wiring Harness From Auxiliary Fuse Box Wiring Harness W13.
Figure 3. Remove Power Delivery Wiring Harness From Cab Pillar
Figure 4. Disconnect Exterior Wiring Harness From Power Delivery Wiring Harness
Figure 5. Connect Exterior Wiring Harness To Power Delivery Wiring Harness
Figure 6. Install Power Delivery Wiring Harness In Cab Pillar
Figure 7. Connect Control Wiring Harness To Power Delivery Wiring Harness
Figure 8. Connect Control Wiring Harness To Auxiliary Fuse Box Wiring Harness W13
CAB REAR WORK LIGHTS AND EXTERIOR WIRING HARNESS REPLACEMENT
Figure 1. Disconnect Right Cab Rear Work Light From Power Delivery Wiring Harness
Figure 3. Harness, Clamps, and Hardware Removal.
Figure 5. Left and Right Cab Rear Work Lights Installation
Figure 6. Harness, Clamps, and Hardware Installation
Figure 8. Connect Harness To Right Cab Rear Work Light and Power Delivery Wiring Harness
CAB REAR WORK LIGHTS INTERIOR WIRING HARNESSES REPLACEMENT
Figure 1. Disconnect Control Wiring Harness From Switch Wiring Harness
Figure 2. Disconnect Control Wiring Harness From Auxiliary Fuse Box Wiring Harness W13
Figure 4. Remove Power Delivery Wiring Harness From Cab Pillar
Figure 5. Power Delivery Wiring Harness Removal From Interior Of Cab
Figure 7. Connect Exterior Wiring Harness To Power Delivery Wiring Harness
Figure 8. Power Delivery Wiring Harness Installation To Interior Of Cab
Figure 9. Delivery Control Wiring Harness Routing.
Figure 10. Connect Control Wiring Harness To Power Delivery Wiring Harness
Figure 12. Connect Control Wiring Harness To Switch Wiring Harness
FOLLOW-ON MAINTENANCE - Continued
AB REAR WORK LIGHTS SWITCH AND WIRING HARNESS REPLACEMENT
Figure 2. Cab Rear Work Lights Switch Installation.
Figure 3. Wiring Harness Removal.
Figure 4. Wiring Harness Installation.
CAB RELAYS REPLACEMENT
Figure 1. Relays K1 Through K14 Location and Removal
Figure 2. Relays K30 through K33 and K15 Location and Removal
Figure 3. Relays K37, K36, and K20 Location and Removal
Figure 4. Relays K36, K37 and K20 Installation.
Figure 6. Relays K1 through K14 Installation.
CAB WIRING HARNESS W1 REPLACEMENT
Figure 1. Machine Wiring Harness W2 Connections.
Figure 3. Monitor Controller Wiring Harness W3 Connections.
Figure 5. Ground Terminal W36 and Security Alarm Connections
Figure 7. Monitor Alarm, Speakers, and Ground Terminal W37 Connections
Figure 9. Main Controller Connections.
Figure 10. Clamp Removal.
Figure 12. Fuse Box Removal.
Figure 14. Horn, Pilot Shutoff Switch, and Ground Terminal W38 Connections
Figure 15. Fan Reversing Switch Disconnect.
Figure 16. Fan Reversing Switch Connect.
Figure 18. Miscellaneous Connectors Under Fuse Boxes
Figure 19. Fuse Box Installation.
Figure 21. Clamp Installation.
Figure 23. Information Controller Connections.
Figure 25. Relay Block Installation.
Figure 27. Right-Hand Console Wiring Harness W11 and Switch Panel A9 Connections
Figure 28. Monitor Controller Wiring Harness W3 Connections
Figure 30. Cab Wiring Harness W1 To Machine Wiring Harness W2 Connect
FOLLOW-ON MAINTENANCE - Continued
CAB WIRING HARNESS DIODES REPLACEMENT
Figure 1. Diodes V3, V1, V2, V4, and V5 Location and Removal
Table 1. Diodes V1 Through V8 Identification.
Figure 2. Diodes V6, V7, and V8 Location and Removal
INSTALLATION
Figure 3. Diodes V6, V7, and V8 Location and Installation
Figure 4. Diodes V3, V1, V2, V4, and V5 Location and Installation
CAN TERMINATING RESISTOR REPLACEMENT
Figure 1. CAN Terminating Resistor Removal.
Figure 2. CAN Terminating Resistor Installation.
CRUSH-ALL MAIN BODY AND BOOM WIRING HARNESS REPLACEMENT
Figure 1. Disconnect Wiring Harness From Auxiliary Control Wiring Harness W15
Figure 2. Disconnect Wiring Harness From Crush-All Boom Wiring Harness
Figure 3. Disconnect Wiring Harness From Crush-All Boom Wiring Harness
Figure 5. Connector and Harness Removal.
Figure 6. Connector and Harness Installation.
Figure 8. Connect Wiring Harness To Crush-All Main Body Wiring Harness
Figure 9. Connect Wiring Harness To Crush-All Boom Wiring Harness
Figure 10. Connect Wiring Harness To Auxiliary Control Wiring Harness W15
ENGINE CONTROL UNIT (ECU) REPLACEMENT
Figure 1. Engine Control Unit Removal.
Figure 2. Engine Control Unit Installation.
ENGINE INTERFACE WIRING HARNESS REPLACEMENT
Figure 1. Engine Interface Wiring Harness From Battery Relay Removal
Figure 2. Engine Interface Wiring Harness From Glow Plug Relay Removal.
Figure 3. Engine Interface Wiring Harness Connectors From Machine Wiring Harness.
Figure 4. Engine Interface Wiring Harness From Starter Removal
Figure 5. Engine Interface Wiring Harness From ECU Removal
Figure 6. Engine Interface Wiring Harness Clamps Removal
Figure 7. Engine Interface Wiring Harness From Sensors Removal
Figure 8. Engine Interface Wiring Harness From Machine Removal
Figure 9. Engine Interface Wiring Harness From Machine Installation
Figure 10. Engine Interface Wiring Harness To Sensors Installation
Figure 11. Engine Interface Wiring Harness Clamps Installation
Figure 12. Engine Interface Wiring Harness To ECU Installation
Figure 13. Engine Interface Wiring Harness To Starter Installation
Figure 14. Engine Interface Wiring Harness Connectors To Machine Wiring Harness Installation
Figure 15. Engine Interface Wiring Harness To Glow Plug Relay Installation
Figure 16. Engine Interface Wiring Harness To Battery Relay Installation
FOLLOW-ON MAINTENANCE
ENGINE WIRING HARNESS REPLACEMENT
Figure 1. Engine Left Side Wiring Harness Removal.
Figure 2. Bracket Removal.
Figure 3. Engine Right Side Wiring Harness Removal
Figure 4. Engine ECU Wiring Harness Removal.
Figure 5. Engine Wiring Harness Removal.
Figure 6. Engine Wiring Harness Installation.
Figure 7. Engine ECU Wiring Harness Installation.
Figure 8. Engine Right Side Wiring Harness Installation
Figure 9. Bracket Installation.
Figure 10. Engine Left Side Wiring Harness Installation
INSTALLATION - Continued
GENERAL WIRE HARNESS REPAIR
DEUTSCH HD STYLE CONNECTOR REPAIR
Figure 2. HD Style Connector Receptacle Repair.
Figure 3. DT Style Connector Receptacle Repair.
AMP ECONOSEAL STYLE CONNECTOR REPAIR
CINCH STYLE CONNECTOR REPAIR
Figure 5. Wire Guard Removal.
Figure 7. Terminal Removal.
Figure 9. Insulation Removal.
Figure 11. Wire Installation.
METRI-PACK PUSH STYLE CONNECTOR REPAIR
METRI-PACK PULL STYLE CONNECTOR REPAIR
Figure 14. Metri-Pack Pull Style Connector Repair.
Figure 15. Sumitomo Style Connector Repair.
BLADE STYLE CONNECTOR REPAIR
BLADE STYLE WITH LOCK CONNECTOR REPAIR
Figure 17. Blade Style With Lock Connector Repair
Figure 18. Relay Connector Repair.
GLOW PLUG RELAY REPLACEMENT
Figure 1. Glow Plug Relay Removal.
Figure 2. Glow Plug Relay Installation.
INFORMATION CONTROLLER REPLACEMENT
Figure 1. Connectors Removal.
Figure 2. Connectors Installation.
LEFT BOOM WORK LIGHT AND BRACKET REPLACEMENT
Figure 1. Left Boom Work Light Removal.
Figure 2. Left Boom Work Light Installation.
FOLLOW-ON MAINTENANCE - Continued
MACHINE WIRING HARNESS FUSE REPLACEMENT
Figure 1. Cover Removal.
Figure 3. Fuses Installation.
Figure 4. Cover Installation.
MACHINE WIRING HARNESS (W2) REPLACEMENT
Figure 1. Remove Wiring Harness From B27 and B40
Figure 2. Remove Wiring Harness From E1, X67, and B18
Figure 3. Remove Wiring Harness From B32, B23, B24, and E2.
Figure 4. Remove Wiring Harness From B33, B34, B31, Y23, Y22, Y25, and Y24
Figure 5. Remove Wiring Harness From B30
Figure 6. Remove Wiring Harness From Battery Relay
Figure 7. Remove Wiring Harness From Cover, B22, and B20.
Figure 8. Remove Wiring Harness From M6.
Figure 9. Remove Wiring Harness From Battery Compartment
Figure 10. Remove Wiring Harness From Storage Compartment
Figure 12. Disconnect Wiring Harness From Cab Wiring Harness (W1).
Figure 13. Remove Wiring Harness From Behind Storage Compartment
Figure 14. Remove Wiring Harness From Top Of Pump
Figure 15. Remove Wiring Harness From Bottom Of Pump
Figure 16. Remove Wiring Harness From Bracket X40 and Starter Protection Wiring Harness.
Figure 17. Remove Wiring Harness From Alternator
Figure 18. Disconnect Wiring Harness From B16.
Figure 20. Remove Wiring Harness and Clamps From Under Engine Compartment
Figure 22. Disconnect Wiring Harness From H01 and H02
Figure 24. Disconnect Wiring Harness From X46 and Clamp Removal
Figure 25. Wiring Harness Routing and Removal
Figure 26. Wiring Harness Routing and Installation
Figure 28. Install Wiring Harness and Clamp To Underside A/C Compressor Clutch
Figure 30. Connect Wiring Harness To H4 Connector and Clamps
Figure 32. Connect Wiring Harness To A/C Compressor Clutch Connector Y11.
Figure 34. Install Wiring Harness To Alternator
Figure 35. Install Wiring Harness To Bracket X40 and Starter Protection Wiring Harness
Figure 36. Install Wiring Harness To Bottom Of Pump
Figure 37. Install Wiring Harness To Top Of Pump
Figure 38. Install Wiring Harness To Area Behind Storage Compartment
Figure 40. Install Wiring Harness to Underside Of Storage Compartment
Figure 41. Install Wiring Harness To Storage Compartment
Figure 42. Install Wiring Harness To Battery Compartment
Figure 43. Install Wiring Harness To M6
Figure 44. Install Wiring Harness To Cover, B22, and B20
Figure 45. Install Wiring Harness To Battery Relay
Figure 46. Install Wiring Harness To B30.
Figure 47. Install Wiring Harness To B33, B34, B31, Y23, Y22, Y25, and Y24
Figure 48. Install Wiring Harness To B32, B23, B24, and E2
Figure 49. Install Wiring Harness To E1, X67, and B18
Figure 50. Install Wiring Harness To B27 and B40
FOLLOW-ON MAINTENANCE - Continued
MAIN CONTROLLER REPLACEMENT
Figure 1. Bracket and Main Controller Removal
Figure 2. Main Controller Removal From Bracket
Figure 3. Main Controller Installation To Bracket
Figure 4. Bracket and Main Controller Installed
MONITOR CONTROLLER REPLACEMENT
Figure 1. Monitor Cover Removal.
Figure 3. Bracket Removal.
Figure 4. Monitor Removal.
Figure 6. Bracket Installation.
Figure 7. Monitor Installation.
Figure 9. Air Duct Installation.
FOLLOW-ON MAINTENANCE
MONITOR CONTROLLER WIRING HARNESS REPLACEMENT
Figure 1. Monitor Cover Removal.
Figure 3. Bracket Removal.
Figure 5. Cover Removal.
Figure 6. Cover Installation.
Figure 7. Monitor Installation.
Figure 9. Air Duct Installation.
FOLLOW-ON MAINTENANCE
MONITOR WARNING ALARM REPLACEMENT
Figure 1. Monitor Warning Alarm Removal
Figure 2. Monitor Warning Alarm Installation
NEGATIVE BATTERY CABLE DISCONNECT FOR MAINTENANCE TASKS
Figure 1. Battery Cover Removal.
Figure 2. Negative Battery Cable Disconnect
Figure 3. Negative Battery Cable Reconnect
Figure 4. Battery Cover Installation.
QUICK LATCH SWITCH AND WIRING HARNESS REPLACEMENT
Figure 1. Wiring Harness From Boom Removal
Figure 3. Bracket Removal.
Figure 5. Wiring Harness Disconnect From Auxiliary Harness
Figure 7. Switch Box Installation.
Figure 9. Wiring Harness To Cab Installation
Figure 11. Wiring Harness To Frame Installation
FOLLOW-ON MAINTENANCE
REVERSING FAN SWITCH AND WIRING HARNESS REPLACEMENT
Figure 1. Reversing Fan Switch and Wiring Harness Removal
Figure 2. Reversing Fan Switch and Wiring Harness Installation.
RIGHT BOOM WORK LIGHT, BRACKET, AND WIRING HARNESS REPLACEMENT
Figure 1. Right Boom Work Light and Harness Removal
Figure 3. Wiring Harness E4 Installation
Figure 4. Right Boom Work Light and Harness Installation
RIGHT-HAND CONSOLE SWITCH PANEL REPLACEMENT
Figure 1. Disconnect Switch Panel.
Figure 3. Disconnect Key Switch.
Figure 5. Key Switch Installation.
Figure 6. Connect Key Switch.
Figure 8. Connect Switch Panel.
Figure 10. Dial Knob Installation.
SLAVE RECEPTACLE REPLACEMENT
Figure 1. Slave Receptacle Bracket Removal
Figure 2. Slave Receptacle Installation
FOLLOW-ON MAINTENANCE
STARTER POSITIVE CABLE REPLACEMENT
Figure 1. Starter Positive Cable Removal
REMOVAL - Continued
Figure 2. Starter Positive Cable Installation
INSTALLATION - Continued
STARTER PROTECTION WIRING HARNESS REPLACEMENT
Figure 1. Starter Protection Wiring Harness Removal From Engine
REMOVAL - Continued
Figure 2. Starter Protection Wiring Harness Removal From Relays
REMOVAL
Figure 3. Starter Protection Wiring Harness Installation To Relays
Figure 4. Starter Protection Wiring Harness Installation To Engine.
FOLLOW-ON MAINTENANCE
STARTER RELAY AND STARTER PROTECTION RELAY REPLACEMENT
Figure 1. Starter Relay Removal.
Figure 2. Starter Relay Installation
Figure 3. Starter Protection Relay Removal
Figure 4. Starter Protection Relay Installation
CHAPTER 23. FIELD FRAME MAINTENANCE INSTRUCTIONS FOR HYDRAULIC EXCAVATOR TYPE 1 (HYEX) NSN 3805-01-573-0677
COUNTERWEIGHT REPLACEMENT
Figure 1. Rear Radiator Top Cover Removal
Figure 2. Counterweight Cap Removal
Figure 3. Counterweight Installation
Figure 4. Rear Radiator Top Cover Installation
FOLLOW ON MAINTENANCE
CHAPTER 24. FIELD CAB MAINTENANCE INSTRUCTIONS FOR HYDRAULIC EXCAVATOR TYPE 1 (HYEX) NSN 3805-01-573-0677
CHAPTER 24 TABLE OF CONTENTS
AIR CONDITIONER BELT AND TENSIONER REPLACEMENT/ADJUSTMENT
Figure 1. Air Conditioner Belt Removal
Figure 2. Air Conditioner Belt Tensioner Removal
Figure 3. Air Conditioner Belt Tensioner Installation
Figure 4. Install Air Conditioner Belt.
Figure 5. Air Conditioner Belt Adjustment
AIR CONDITIONER COMPRESSOR REPLACEMENT
Figure 1. Hose Removal.
Figure 3. Air Conditioner Compressor Installation
Figure 4. Hose Installation.
AIR CONDITIONER COMPRESSOR TO CONDENSER REFRIGERANT HOSE REPLACEMENT
Figure 1. Hose Removal from Compressor
Figure 2. Clamp Removal.
Figure 4. Hose Installation to Condenser
Figure 5. Clamp Installation.
Figure 6. Hose Installation to Compressor
FOLLOW-ON MAINTENANCE - Continued
AIR CONDITIONER CONDENSER REPLACEMENT
Figure 1. Condenser Removal.
Figure 2. Condenser Installation.
AIR CONDITIONER EVAPORATOR AND FREEZE SWITCH REPLACEMENT
Figure 1. Remove Wiring.
Figure 2. Cover Removal.
Figure 3. Evaporator Removal.
Figure 4. Evaporator Installation.
Figure 5. Cover Removal.
Figure 6. Remove Wiring.
AIR CONDITIONER EVAPORATOR TO COMPRESSOR HOSE REPLACEMENT
Figure 1. Hose Removal.
Figure 2. Cover and Clamp Removal
Figure 3. Hose from Evaporator Removal
Figure 4. Hose Removal from Machine
Figure 5. Hose Installation to Machine
Figure 6. Hose to Evaporator Installation
Figure 7. Cover and Clamp Installation
Figure 8. Hose Installation.
FOLLOW-ON MAINTENANCE
AIR CONDITIONER LEAK TEST
Figure 1. Leak Detector.
TEST - Continued
AIR CONDITIONER RECEIVER-DRYER REPLACEMENT
Figure 1. Hose Removal.
Figure 2. Receiver-Dryer Removal
Figure 3. Bracket Removal.
Figure 4. Bracket Installation.
Figure 5. Receiver-Dryer Installation
Figure 6. Hose Installation.
AIR CONDITIONER RECEIVER-DRYER TO EVAPORATOR HOSE REPLACEMENT
Figure 1. Receiver-Dryer Hose Removal
Figure 2. Clamps Removal.
Figure 3. Screw Removal.
Figure 4. Bracket Removal.
Figure 6. Hose Removal.
Figure 7. Hose Installation.
Figure 8. Clamp Installation.
Figure 9. Bracket Installation.
Figure 10. Screw Installation.
Figure 12. Receiver-Dryer Hose Installation
FOLLOW-ON MAINTENANCE - Continued
AIR CONDITIONER REFRIGERANT (R-134A) SERVICE
Figure 1. Cap Removal.
Figure 2. Recovery Machine.
RECOVERY
Figure 4. Cap Removal for Evacuation
Figure 5. Evacuate System with Machine
Figure 6. Cap Installation After Evacuation
Figure 7. Cap Removal for System Charging
Figure 8. Charge System with Machine
AIR CONDITIONER SYSTEM CHARGING
AIR CONDITIONER/HEATER BLOWER MOTOR LOW SPEED RESISTOR REPLACEMENT
Figure 1. Resistor Removal
Figure 2. Resistor Installation.
AIR CONDITIONER/HEATER BLOWER MOTOR REPLACEMENT
Figure 1. Blower Motor Tube Removal
Figure 2. Blower Motor Removal.
Figure 3. Blower Motor Installation.
Figure 4. Blower Motor Tube Installation
AIR CONDITIONER/HEATER BLOWER MOTOR RESISTOR/THERMO FUSE REPLACEMENT
Figure 1. Bolt Removal.
Figure 3. Resistor/Thermo Fuse Removal
Figure 4. Resistor/Thermo Fuse Installation
Figure 6. Bolt Installation.
AIR CONDITIONER/HEATER BLOWER PORT CHANGE SERVO MOTOR REPLACEMENT
Figure 1. Servo Motor Removal.
Figure 2. Servo Motor Installation.
AIR CONDITIONER/HEATER CAB AIR TEMPERATURE SENSOR REPLACEMENT
Figure 1. Wire Removal.
Figure 3. Sensor Installation.
Figure 4. Wire Installation.
AIR CONDITIONER/HEATER CONTROLLER REPLACEMENT
Figure 1. Air Conditioner/Heater Controller Removal
Figure 2. Air Conditioner/Heater Controller Installation
INSTALLATION - Continued
AIR CONDITIONER/HEATER FRESH AIR FILTER REPLACEMENT
Figure 2. Filter Installation.
AIR CONDITIONER/HEATER INTERNAL AND EXTERNAL SERVO MOTOR REPLACEMENT
Figure 1. Wiring Harness Removal
Figure 3. Servo Motor Removal.
Figure 4. Servo Motor Installation.
Figure 6. Wiring Harness Installation
AIR CONDITIONER/HEATER MIXER SERVO MOTOR REPLACEMENT
Figure 1. Wiring Harness Removal
Figure 3. Servo Motor Removal.
Figure 4. Servo Motor Installation.
Figure 6. Wiring Harness Installation
AIR CONDITIONER/HEATER RECIRCULATING AIR FILTER REPLACEMENT
Figure 2. Filter Installation.
AIR CONDITIONER/HEATER UNIT REPLACEMENT
Figure 1. Front Of Wiring Harness Removal
REMOVAL - Continued
Figure 2. Rear Of Wiring Harness Removal
Figure 3. Close Heater Valves.
Figure 4. Heater Hose Removal.
Figure 6. Air conditioner Hose Removal
Figure 7. Cover Removal.
Figure 9. Fresh Air Duct Removal.
Figure 11. Air Conditioner/Heater Screw Installation
Figure 13. Duct Installation.
Figure 14. Cover Installation.
Figure 15. Air conditioner Hose Installation
Figure 16. Expansion Valve Screw Installation
Figure 18. Open Heater Valves.
Figure 19. Rear of Wiring Harness Installation
INSTALLATION - Continued
Figure 20. Front Of Wiring Harness Installation
FOLLOW-ON MAINTENANCE
AMBIENT AIR TEMPERATURE SENSOR REPLACEMENT
Figure 1. Ambient Air Temperature Sensor Removal
Figure 2. Ambient Air Temperature Sensor Installation
ARMRESTS AND BRACKET REPLACEMENT
Figure 2. Bracket Removal.
Figure 4. Right-Hand Armrest Installation
Figure 5. Left-Hand Armrest Removal
Figure 6. Left-Hand Armrest Installation
AUXILIARY FUSE BOX AND WIRING HARNESS (W13) REPLACEMENT
Figure 1. Auxiliary Fuse Box Wiring Harness W13 Disconnect
Figure 2. Bracket Disassembly.
Figure 3. Auxiliary Fuse Box And Wiring Harness W13 Disconnect And Removal
Figure 4. Auxiliary Fuse Box and Wiring Harness W13 Installation
INSTALLATION - Continued
Figure 6. Auxiliary Fuse Box And Wiring Harness W13 Connect
FOLLOW-ON MAINTENANCE - Continued
CAB DOOR HOLD OPEN CATCH REPLACEMENT/ADJUSTMENT
Figure 1. Latch Panel Cover Removal
Figure 3. Lever Cover Removal.
Figure 5. Latch Removal.
Figure 7. Cable Installation.
Figure 9. Pin Removal.
Figure 11. Latch Panel Cover Removal
Figure 13. Latch Panel Cover Installation
CAB DOOR REPLACEMENT
Figure 1. Cab Door Removal.
Figure 2. Cab Door Bushing Removal
Figure 4. Cab Door Installation.
CAB DOOR UPPER WINDOWS REPLACEMENT
Figure 1. Bushing Removal.
Figure 3. Window Frame Disassembly.
Figure 4. Window Frame Assembly.
Figure 5. Window Frame Installation.
Figure 6. Bushing Installation.
CAB FLOOR MAT REPLACEMENT
Figure 2. Cab Floor Mat Installation.
CAB HANDRAILS REPLACEMENT
Figure 1. Cab Forward Handrail Removal.
Figure 2. Cab Rear Handrail Removal.
Figure 3. Cab Rear Handrail Installation.
Figure 4. Cab Forward Handrail Installation.
CAB HEATER CORE REPLACEMENT
Figure 1. Heater Valves Closed.
Figure 3. Bolts and Cover Removal.
Figure 5. Rod Removal.
Figure 7. Heater Core Installation.
Figure 9. Hose Installation.
Figure 11. Bolt Installation.
Figure 12. Open Heater Valves.
CAB HEATER CORE TEMPERATURE SENSOR REPLACEMENT
Figure 1. Harness Removal.
Figure 3. Heater Core Temperature Sensor Installation.
FOLLOW-ON MAINTENANCE
CAB INTERIOR LAMP REPLACEMENT
Figure 1. Cab Interior Lamp Removal.
Figure 2. Cab Interior Lamp Installation.
CAB J-HOOKS REPLACEMENT
Figure 2. Cab J-hooks Installation.
CAB LEFT-HAND CONSOLE COVERS REPLACEMENT
Figure 1. Upper Cover Removal.
Figure 2. Upper Cover Disassembly.
Figure 3. Side Covers Removal.
Figure 4. Outer Side Cover Removal.
Figure 5. Inner Side Cover Removal.
Figure 6. Inner Side Cover Installation.
Figure 7. Outer Side Cover Installation.
Figure 8. Side Covers Installation.
Figure 9. Upper Cover Assembly.
Figure 10. Upper Cover Installation.
FOLLOW-ON MAINTENANCE
CAB LEFT-HAND CONSOLE REPLACEMENT
Figure 1. Left-Hand Console Removal.
Figure 2. Left-Hand Console Disassembly.
Figure 3. Left-Hand Console Assembly.
Figure 4. Left-Hand Console Installation.
FOLLOW-ON MAINTENANCE - Continued
CAB REAR TRAY, REAR COVER, AND AIR CONDITIONER REAR DUCT REPLACEMENT
Figure 1. Rear Tray Center Screws Removal.
Figure 3. Rear Tray Connector Removal.
Figure 5. Rear Cover Removal.
Figure 7. Louver Removal.
Figure 8. Louver Installation.
Figure 10. Rear Cover Installation.
Figure 12. Rear Tray Connector Installation.
Figure 13. Rear Tray Left Screw Installation.
FOLLOW-ON MAINTENANCE
CAB REPLACEMENT
Figure 1. Cab Wiring Harness Disconnect.
Figure 2. Ground Wire Removal.
Figure 4. Electrical Panel Hardware Removal.
Figure 6. Right Side Bracket Removal.
Figure 7. Main Controller and Cab Wiring Harness Removal.
Figure 8. Fresh Air Duct Removal.
Figure 10. Antenna and Speaker Wire Cable Disconnect.
Figure 11. Accessory Wiring Harness Disconnect.
Figure 12. Cup Holder Removal.
Figure 13. Cover Removal.
Figure 14. Console Removal.
Figure 15. Ashtray and Cover Removal.
Figure 16. Air Duct Removal.
Figure 17. Cab Mount Removal.
Figure 18. Cab Hardware Removal.
Figure 19. Cab Removal.
Figure 20. Cab Installation.
Figure 21. Cab Hardware Installation.
Figure 22. Cab Mount Installation.
Figure 23. Cab Mount Installation.
Figure 24. Ashtray and Cover Installation.
Figure 25. Console Installation.
Figure 26. Cover Installation.
Figure 27. Cup Holder Installation.
Figure 28. Accessory Wiring Harness Connect.
Figure 29. Antenna and Speaker Wire Cable Connect.
Figure 30. Alarm Installation.
Figure 32. Main Controller and Cab Wiring Harness Installation.
Figure 33. Right Side Bracket Installation.
Figure 35. Electrical Panel Hardware Installation.
Figure 37. Ground Wire Installation.
FOLLOW-ON MAINTENANCE
CAB RIGHT-HAND CONSOLE COVERS REPLACEMENT
Figure 1. Upper Covers Removal.
Figure 2. Side Covers Removal.
Figure 3. Side Covers Installation.
Figure 4. Upper Cover Installation.
FOLLOW-ON MAINTENANCE - Continued
CAB RIGHT-HAND CONSOLE REPLACEMENT
Figure 1. Right-Hand Console Removal.
Figure 2. Right-Hand Console Installation.
CAB SKYLIGHT WINDOW AND SEAL REPLACEMENT
Figure 1. Cylinder Removal.
Figure 3. Hinge Removal.
Figure 5. Locks Removal.
Figure 7. Seal Removal.
Figure 8. Seal Installation.
Figure 10. Locks Installation.
Figure 12. Hinge Installation.
Figure 13. Cylinder Installation.
CAB WINDOW PANES REPLACEMENT
Figure 1. Cover Removal.
Figure 2. Window Pane Installation.
Figure 3. Cover Installation.
Figure 4. Windowpane Locations.
Figure 5. Left Cab Window Pane.
RIGHT, REAR, AND LEFT CAB WINDOWPANES INSTALLATION
CAB WIRING HARNESS BRACKET REPLACEMENT
Figure 1. Auxiliary Fuse Box Wiring Harness Disconnect.
Figure 3. Right Side Cab Wiring Harness Disconnect.
Figure 5. Security Alarm Disconnect.
Figure 7. Relay Block Removal.
Figure 9. Information Controller Wiring Harness Disconnect.
Figure 11. Relay Bracket Removal.
Figure 13. Support Bracket Screw Removal.
Figure 15. Bracket Removal.
Figure 17. Power Converter Cover Removal.
Figure 19. Monitor Warning Alarm Bracket Removal.
Figure 21. Security Alarm Installation.
Figure 23. Power Converter Installation.
Figure 25. Information Controller Installation.
Figure 27. Support Bracket Installation.
Figure 29. Fuse Box Bracket Installation.
Figure 31. Wiring Harness Clamps Installation.
Figure 33. Ground Terminal Installation.
Figure 35. Connect Security Alarm.
Figure 37. Connect Switch Panel Wiring Harness.
Figure 38. Connect Right Side Cab Wiring Harness.
Figure 40. Connect Auxiliary Fuse Box Wiring Harness.
FIRE EXTINGUISHER BRACKET REPLACEMENT
Figure 1. Fire Extinguisher Bracket Removal.
Figure 2. Fire Extinguisher Bracket Installation.
FRONT WINDSHIELD WIPER AND MOTOR REPLACEMENT/ADJUSTMENT
Figure 1. Wiper Arm Nut Removal.
Figure 3. Wiper Motor Cover Removal.
Figure 5. Wiper Motor Removal.
Figure 7. Grommet Installation.
Figure 9. Electrical Connector Installation.
Figure 11. Wiper Arm Installation.
Figure 12. Wiper Arm Nut Installation.
HEADLINER, SHADE, AND RAIL REPLACEMENT
Figure 2. Electrical Connector Removal.
Figure 4. Headliner Front Cover Removal.
Figure 6. Visor Removal.
Figure 8. Headliner Front Cover Installation.
Figure 10. Electrical Connector Installation.
OPERATOR PROTECTION GUARD REPLACEMENT
Figure 1. Operator Protection Guard Removal.
Figure 2. Operator Protection Guard Installation.
FOLLOW-ON MAINTENANCE
RIFLE MOUNT AND GUARD BAR REPLACEMENT
Figure 1. Rifle Clamp Mount and Clamp Plate Removal.
Figure 3. Rifle Clamp Removal.
Figure 5. Guard Bar Removal.
Figure 6. Guard Bar Installation.
Figure 8. Rifle Clamp Installation.
Figure 10. Rifle Clamp Mount and Clamp Plate Installation.
RIGHT-HAND CONSOLE WIRING HARNESS REPLACEMENT
Figure 1. Disconnect Harness From Cab Wiring Harness, X27, X38, X39, and X47.
Figure 3. Disconnect Harness From Right Control Valve Grip S7.
Figure 4. Right-Hand Switch Console Removal To Disconnect S1.
Figure 5. Air Conditioner/Heater Front View For Harness Removal.
Figure 6. Air Conditioner/Heater Rear View For Harness Removal.
INSTALLATION
Figure 7. Air Conditioner/Heater Rear View For Harness Installation.
Figure 8. Air Conditioner/Heater Front View For Harness Installation.
Figure 9. Right-Hand Switch Console Installation To Connect S1.
Figure 10. Connect Harness To Right Control Valve Grip S7.
Figure 12. Connect Harness To Cab Wiring Harness X27, X38, X39, and X47.
SEAT BELT REPLACEMENT
Figure 1. Left Strap Removal.
Figure 2. Left Belt Removal.
Figure 3. Left Bracket Removal.
Figure 4. Right Seat Belt Removal.
Figure 5. Right Bracket Removal.
Figure 6. Right Bracket Installation.
Figure 7. Right Seat Belt Installation.
Figure 8. Left Bracket Installation.
Figure 9. Left Belt Installation.
Figure 10. Left Strap Installation.
SEAT REPLACEMENT
Figure 2. Move Seat Forward.
Figure 3. Seat Stop Removal.
Figure 5. Seat Removal.
Figure 6. Seat Installation.
Figure 7. Move Seat stand Forward.
Figure 9. Cap and Cover Removal.
SEAT STAND AND SUPPORTS REPLACEMENT
Figure 1. Seat Stand Cover Removal
Figure 2. Heater Duct Removal.
Figure 4. Right-Hand Console Removal.
Figure 5. Left-Hand Console Removal.
Figure 6. Seat Stand Removal.
Figure 7. Bracket Screw Removal.
Figure 9. Rear Seat Stand Support Removal.
Figure 10. Duct Cover Removal.
Figure 11. Duct Removal.
Figure 12. Front Seat Stand Support Removal.
Figure 13. Seat Stand Disassembly.
Figure 14. Seat Stand Assembly.
Figure 15. Front Seat Stand Support Installation.
Figure 16. Duct Installation.
Figure 17. Duct Cover Installation.
Figure 18. Rear Seat Stand Support Installation.
Figure 19. Bracket Installation.
Figure 20. Bracket Screw Installation.
Figure 21. Seat Stand Installation.
Figure 22. Left-Hand Console Installation.
Figure 23. Right-Hand Console Installation.
Figure 24. Seat Stand Screws Installation.
Figure 26. Seat Stand Cover Installation
SOLAR SENSOR REPLACEMENT
Figure 1. Solar Sensor Removal.
Figure 2. Solar Sensor Installation.
WINDSHIELD ASSEMBLY REPLACEMENT
Figure 1. Windshield Assembly Covers Removal.
Figure 3. Windshield Isolator Removal.
Figure 4. Lock Handle Removal.
Figure 5. Windshield Wiper Wiring Harness and Windshield Lock Removal.
Figure 6. Windshield Locking Mechanism Removal.
Figure 7. Handle Removal.
Figure 8. Handle Installation.
Figure 10. Windshield Wiper Wiring Harness and Windshield Lock Installation.
Figure 11. Lock Handle Installation.
Figure 12. Windshield Isolator Installation.
Figure 13. Windshield Assembly Brackets Installation.
FOLLOW-ON MAINTENANCE
WINDSHIELD WASHER REPLACEMENT
Figure 1. Disconnect Wiring Harness and Hose.
Figure 2. Reservoir and Pump Removal.
Figure 3. Spray Nozzle Removal.
Figure 4. Spray Nozzle Installation.
Figure 5. Reservoir and Pump Installation.
RESERVOIR AND PUMP INSTALLATION
WINDSHIELD WIPER MOTOR CAB WIRING HARNESS REPLACEMENT
Figure 1. Bracket Removal.
Figure 3. Left Rear Pillar, Upper and Lower Hole.
Figure 4. Left Rear Pillar, Upper and Lower Hole.
Figure 6. Bracket Installation.
WINDSHIELD WIPER MOTOR WINDSHIELD ASSEMBLY WIRING HARNESS REPLACEMENT
Figure 1. Cover Removal.
Figure 3. Wiper Motor Cover Removal.
Figure 5. Harness Removal.
Figure 6. Harness Installation.
Figure 8. Wiper Motor Cover Installation.
Figure 10. Cover Installation.
CHAPTER 25. FIELD HOOD OR ENGINE ENCLOSURE MAINTENANCE INSTRUCTIONS FOR HYDRAULIC EXCAVATOR TYPE 1 (HYEX) NSN 3805-01-573-0677
CHAPTER 25 TABLE OF CONTENTS
CAB FORWARD LOWER ARMOR PLATE REPLACEMENT
Figure 1. Cab Forward Lower Armor Plate Removal.
Figure 2. Cab Forward Lower Armor Plate Installation.
CAB REAR LOWER ARMOR PLATE REPLACEMENT
Figure 1. Cab Rear Lower Armor Plate Removal.
Figure 2. Cab Rear Lower Armor Plate Installation.
CENTER TOP COVER REPLACEMENT
Figure 1. Center Top Cover Removal.
Figure 2. Center Top Cover Installation.
COOLING COMPARTMENT DOOR REPLACEMENT
Figure 1. Fuse Removal.
Figure 3. Cooling Compartment Door Installation.
Figure 4. Fuse Installation.
COOLING COMPARTMENT LOWER ACCESS COVER REPLACEMENT
Figure 2. Cooling Compartment Lower Access Cover Installation.
HEADLIGHT REPLACEMENT
Figure 1. Headlight Removal.
Figure 2. Headlight Installation.
FOLLOW-ON MAINTENANCE
ENGINE COMPARTMENT LOWER ACCESS COVER REPLACEMENT
Figure 1. Engine Compartment Lower Access Cover Removal.
Figure 2. Engine Compartment Lower Access Cover Installation.
ENGINE COVER REPLACEMENT
Figure 1. Raise Engine Cover.
Figure 3. Engine Cover Removal.
Figure 4. Torsion Bar Side Bracket Removal.
Figure 5. Torsion Bar Removal.
Figure 6. Torsion Bar Installation.
Figure 7. Torsion Bar Side Bracket Installation.
Figure 8. Engine Cover Installation.
Figure 9. Connect Cover Rod End.
FOLLOW-ON MAINTENANCE
FUEL TANK FRONT COVER REPLACEMENT
Figure 1. Cover Removal.
Figure 2. Cover Installation.
FUEL TANK LOWER ACCESS COVER REPLACEMENT
Figure 2. Fuel Tank Lower Access Cover Installation.
HOSE REEL PAN REPLACEMENT
Figure 1. Valve Mount Plate Removal.
Figure 2. Hose Reel Pan Removal.
Figure 3. Hose Reel Pan Installation.
Figure 4. Valve Mount Plate Installation.
FOLLOW ON MAINTENANCE
HYDRAULIC PUMP COMPARTMENT DOOR LATCH, AND ISOLATOR REPLACEMENT
Figure 1. Door Removal.
Figure 3. Latch Removal.
Figure 4. Latch Installation.
Figure 5. Isolator Removal.
Figure 6. Isolator Installation.
FOLLOW-ON MAINTENANCE
HYDRAULIC RESERVOIR LOWER ACCESS COVER REPLACEMENT
Figure 2. Hydraulic Reservoir Lower Access Cover Installation.
MUFFLER COVER REPLACEMENT
Figure 1. Muffler Cover Removal.
REMOVAL
Figure 2. Muffler Cover Installation.
INSTALLATION - Continued
PUMP COMPARTMENT LOWER ACCESS COVER REPLACEMENT
Figure 2. Pump Compartment Lower Access Cover Installation.
RIGHT REAR VIEW MIRROR REPLACEMENT
Figure 2. Right Rear View Mirror Removal.
Figure 3. Right Rear View Mirror Installation.
Figure 4. Right Rear View Mirror Support Installation.
RIGHT SIDE HANDRAIL REPLACEMENT
Figure 1. Right Side Handrail Removal.
Figure 2. Right Side Handrail Installation.
FOLLOW-ON MAINTENANCE - Continued
RIGHT SIDE TOP COVER REPLACEMENT
Figure 1. Cover Removal.
Figure 2. Non Slip Cover Removal.
Figure 4. Cover Assembly.
Figure 5. Non Slip Cover Installation.
Figure 6. Cover Installation.
RIGHT SIDE UPPER STRUCTURE STEP REPLACEMENT
Figure 2. Right Side Upper Structure Step Installation
HYDRAULIC RESERVOIR COVER REPLACEMENT
Figure 2. Reservoir Cover Installation.
STORAGE COMPARTMENT COVER REPLACEMENT
Figure 1. Surge Tank Cap Removal.
Figure 3. Forward Radiator Top Cover Removal.
Figure 4. Radiator Surge Tank Bracket Removal.
Figure 5. Radiator Surge Tank Removal.
Figure 7. Storage Compartment Cover Removal.
Figure 8. Storage Compartment Cover Installation.
Figure 9. Connect Solenoid Bracket.
Figure 11. Radiator Surge Tank Bracket Installation.
Figure 12. Forward Radiator Top Cover Installation.
STORAGE COMPARTMENT DOOR AND LATCH REPLACEMENT
Figure 1. Storage Compartment Door Removal.
Figure 2. Storage Compartment Door Installation.
Figure 3. Latch Removal.
Figure 4. Latch Installation.
Figure 5. Isolator Removal.
Figure 6. Isolator Installation.
FOLLOW-ON MAINTENANCE
STORAGE COMPARTMENT FORWARD ACCESS PANEL REPLACEMENT
Figure 2. Access Panel Removal.
Figure 3. Access Panel Installation.
FOLLOW-ON MAINTENANCE
STORAGE COMPARTMENT LOWER ACCESS COVER REPLACEMENT
Figure 1. Storage Compartment Lower Access Cover Removal.
Figure 2. Storage Compartment Lower Access Cover Installation.
TOOL BOX REPLACEMENT
Figure 1. Light Removal.
Figure 2. Tool Box Assembly Removal.
Figure 3. Tool Box Lid Assembly Removal.
Figure 4. Cover Removal.
Figure 5. Hasp Removal.
Figure 6. Ram and Isolator Removal.
Figure 7. Lock Removal.
Figure 8. Lock Installation.
Figure 9. Ram and Isolator Installation.
Figure 10. Hasp Installation.
Figure 11. Cover Installation.
Figure 12. Tool Box Lid Assembly Installation.
Figure 13. Tool Box Assembly Installation.
Figure 14. Light Installation.
CHAPTER 26. FIELD SAFETY, CONVENIENCE, AND MISCELLANEOUS MAINTENANCE INSTRUCTIONS FOR HYDRAULIC EXCAVATOR TYPE 1 (HYEX) NSN 3805-01-573-0677
HORN REPLACEMENT
Figure 1. Disconnect Horn Wiring.
Figure 2. Horn Removal.
Figure 3. Horn Installation.
Figure 4. Reconnect Horn Wiring.
LEFT REAR VIEW MIRROR REPLACEMENT
Figure 1. Left Rear View Mirror Removal.
Figure 2. Left Rear View Mirror Installation.
OVERLOAD ALARM PROXIMITY SENSOR REPLACEMENT
Figure 2. Proximity Sensor Removal.
Figure 4. Proximity Sensor Installation.
OVERLOAD ALARM WIRING HARNESS REPLACEMENT
Figure 1. Wiring Harness From Alarm Removal.
Figure 2. Wiring Harness From Auxiliary Fuse Box Wiring Harness W13 Removal.
Figure 4. Wiring Harness From Relay and Pressure Switch Removal.
Figure 6. Wiring Harness Routing and Removal.
Figure 7. Wiring Harness Routing and Installation.
Figure 9. Wiring Harness To Relay and Pressure Switch Installation.
Figure 11. Wiring Harness To Auxiliary Fuse Box Wiring Harness W13 Installation.
Figure 12. Wiring Harness To Alarm Installation.
RADIO REMOVAL AND INSTALLATION FOR MAINTENANCE TASKS
Figure 1. Radio Removal.
Figure 2. Radio Installation.
FOLLOW-ON MAINTENANCE
TRAVEL ALARM CANCEL SWITCH AND WIRING HARNESS REPLACEMENT
Figure 2. Switch Installation.
Figure 3. Wiring Harness Removal.
Figure 4. Wiring Harness Installation.
TRAVEL ALARM REPLACEMENT
Figure 1. Disconnect Wiring Harness.
Figure 3. Travel Alarm Installation.
FOLLOW ON MAINTENANCE - Continued
TRAVEL ALARM WIRING HARNESS REPLACEMENT
Figure 1. Pump Compartment Travel Alarm Wiring Harness Removal.
Figure 3. Engine Compartment Travel Alarm Wiring Harness Installation.
Figure 4. Pump Compartment Travel Alarm Wiring Harness Installation.
CHAPTER 27. FIELD EXCAVATOR AND HYDRAULIC SYSTEM MAINTENANCE INSTRUCTIONS FOR HYDRAULIC EXCAVATOR TYPE 1 (HYEX) NSN 3805-01-573-0677
CHAPTER 27 TABLE OF CONTENTS - Continued.
APPLY VACUUM TO HYDRAULIC RESERVOIR
Figure 1. Fitting Assembly.
Figure 2. Hose Removal.
Figure 4. Connecting Vacuum Pump.
Figure 6. Negative Battery Terminal Clamp Removal.
Figure 8. Connecting Vacuum Pump Leads.
Figure 10. Turning OFF Vacuum Pump.
Figure 11. Pressure Relief Button.
Figure 13. Install Battery Cable.
Figure 15. Cover Installation.
Figure 17. Fitting Removal.
ARM 2 FLOW RATE CONTROL VALVE REPLACEMENT
Figure 1. Hose Removal.
Figure 2. Valve Removal.
Figure 3. Valve Installation.
INSTALLATION - Continued
Figure 4. Hose Installation.
ARM AND BUCKET CYLINDER MAIN BODY LINES REPLACEMENT
Figure 1. Hose Removal.
REMOVAL - Continued
Figure 2. Hose Installation.
INSTALLATION - Continued
ARM CYLINDER BOOM LINES REPLACEMENT
Figure 1. Left Side Line Removal.
RIGHT SIDE LINE REMOVAL
Figure 2. Right Side Line Removal.
Figure 3. Right Side Line Installation.
Figure 4. Left Side Line Installation.
ARM CYLINDER REPLACEMENT
Figure 1. Position Boom and Arm.
Figure 2. Retract Arm Cylinder.
Figure 4. Pin Removal.
Figure 5. Hose Removal.
Figure 6. Hydraulic Hose Removal.
Figure 7. Clamp Halves and Hose Removal.
Figure 9. Arm Cylinder Removal.
Figure 10. Pipe and Clamp Removal.
Figure 11. Pipe and Clamp Installation.
Figure 12. Arm Cylinder Installation.
Figure 13. Line Installation.
Figure 15. Hydraulic Hose Installation.
Figure 17. Pin Installation.
Figure 18. Remove Suitable Lifting Device.
ARM IN PRESSURE SENSOR REPLACEMENT
Figure 1. Arm In Pressure Sensor Removal.
Figure 2. Arm In Pressure Sensor Installation.
ARM LINKS AND PINS REPLACEMENT
Figure 1. Arm Link and Bolt Removal.
Figure 3. Lifting Device Installation.
Figure 5. Separating Hoses.
Figure 6. Bucket Cylinder Rod End Removal.
Figure 7. Wood Block Installation.
Figure 8. Repositioning Suitable Lifting Device.
Figure 9. Arm Link and Pin Removal.
Figure 11. Shim and Seal Installation.
Figure 12. Arm Link and Pin Installation.
Figure 13. Repositioning Suitable Lifting Device.
Figure 15. Bucket Cylinder Rod End Installation.
Figure 16. Positioning Hoses.
Figure 18. Lifting Device Removal.
Figure 20. Arm Link and Bolt Installation.
FOLLOW-ON MAINTENANCE - Continued
ARM REDUCED LEAKAGE VALVES REPLACEMENT
ARM REDUCED LEAKAGE VALVES REMOVAL - Continued
Figure 1. Valves Removal.
ARM REDUCED LEAKAGE VALVES INSTALLATION
Figure 2. Valves Installation.
ARM REDUCED LEAKAGE VALVES INSTALLATION
ARM REGENERATIVE CIRCUIT CHECK VALVE REPLACEMENT
Figure 1. Check Valve Removal.
Figure 2. Check Valve Installation.
ARM REPLACEMENT
Figure 1. Position Arm.
Figure 3. Arm Link Removal.
Figure 5. Retainer Screw Removal.
Figure 7. Wood Block Installation.
Figure 9. Arm Cylinder Pin Screw Removal.
Figure 10. Right Bucket Cylinder Hose Removal.
Figure 11. Left Bucket Cylinder Hose Removal.
Figure 13. Lifting Device Installation.
Figure 15. Bucket Cylinder Removal.
Figure 17. Solenoid Valve Connector Removal.
Figure 18. Solenoid Valve Assembly Removal.
Figure 20. Left Attachment Valve Removal.
Figure 22. Clamp Removal.
Figure 24. Arm Lifting Devices.
Figure 26. Attach Tag Line To Arm.
Figure 28. Arm Removal.
Figure 29. Arm Installation.
Figure 30. Arm Pin Installation.
Figure 32. Arm Lifting Devices Removal.
Figure 34. Clamp Installation.
Figure 36. Left Attachment Valve Installation.
Figure 38. Solenoid Valve Assembly Installation.
Figure 40. Quick Latch Hose Installation.
Figure 42. Bucket Cylinder Bolt Installation.
Figure 44. Secure Bucket Cylinder.
Figure 46. Lower Hose Installation.
Figure 48. Left Bucket Cylinder Hose Installation.
INSTALLATION - Continued
Figure 51. Arm Link Pins Installation.
Figure 53. Retainer Installation.
FOLLOW-ON MAINTENANCE
ATTACHMENT PEDAL AND PILOT CONTROL VALVE REPLACEMENT
Figure 1. Hydraulic Hose Removal.
Figure 2. Attachment Pedal and Pilot Control Valve Assembly Removal.
Figure 4. Attachment Pilot Control Valve Removal.
Figure 5. Attachment Pilot Control Valve Installation.
Figure 6. Attachment Pedal Installation.
Figure 7. Attachment Pedal and Pilot Control Valve Assembly Installation.
INSTALLATION
ATTACHMENT PEDAL PILOT HOSES REPLACEMENT
REMOVAL - Continued
Figure 1. Hose Removal.
REMOVAL - Continued
Figure 2. Hose Installation.
INSTALLATION - Continued
AUXILIARY CIRCUIT ARM LINES REPLACEMENT
Figure 1. Hoses and Fittings Removal.
Figure 2. Lines Removal.
Figure 3. Lines Installation.
LEFT SIDE AUXILIARY CIRCUIT ARM LINES REMOVAL
Figure 5. Hose and Fittings Removal.
Figure 7. Line Installation.
Figure 8. Hose and Fittings Installation.
AUXILIARY CIRCUIT BOOM SUPPLY LINES REPLACEMENT
LEFT SIDE LOWER LINE REMOVAL - Continued
Figure 1. Left Side Lower Line Removal.
LEFT SIDE UPPER LINE REMOVAL
Figure 2. Left Side Upper Line Removal.
RIGHT SIDE LOWER LINE REMOVAL
Figure 3. Right Side Lower Line Removal.
RIGHT SIDE UPPER LINE REMOVAL - Continued
Figure 4. Right Side Upper Line Removal.
Figure 5. Right Side Upper Line Installation.
RIGHT SIDE LOWER LINE INSTALLATION
Figure 6. Right Side Lower Line Installation.
Figure 7. Left Side Upper Line Installation.
Figure 8. Left Side Lower Line Installation.
LEFT SIDE LOWER LINE INSTALLATION
AUXILIARY CIRCUIT HI-FLOW SELECTOR VALVE REPLACEMENT
Figure 1. Selector Valve Hose Removal.
Figure 2. Selector Valve Removal.
Figure 3. Selector Valve Disassembly.
Figure 4. Selector Valve Assembly.
Figure 5. Selector Valve Installation.
Figure 6. Selector Valve Hose Installation.
AUXILIARY CIRCUIT PRESSURE SENSOR REPLACEMENT
Figure 1. Auxiliary Circuit Pressure Sensor Removal.
Figure 2. Auxiliary Circuit Pressure Sensor Installation.
FOLLOW-ON MAINTENANCE: - Continued
AUXILIARY CIRCUIT QUICK DISCONNECT FITTINGS REPLACEMENT
Figure 1. Left Side Hydraulic Quick Disconnect Removal.
Figure 2. Right Side Hydraulic Quick Disconnect Removal.
Figure 3. Right Side Hydraulic Quick Disconnect Installation.
Figure 4. Left Side Hydraulic Quick Disconnect Installation.
AUXILIARY CIRCUIT BOOM RETURN LINES REPLACEMENT
LOWER LINE REMOVAL
Figure 1. Lower Line Removal.
UPPER LINE REMOVAL
Figure 2. Upper Line Removal.
Figure 3. Upper Line Installation.
Figure 4. Lower Line Installation.
LOWER LINE INSTALLATION
AUXILIARY CIRCUIT SECONDARY RELIEF SOLENOID VALVE REPLACEMENT
Figure 1. Solenoid Valve Hose Removal.
Figure 2. Solenoid Valve Removal.
Figure 4. Solenoid Valve Assembly.
Figure 5. Solenoid Valve Installation.
Figure 6. Solenoid Valve Hose Installation.
AUXILIARY CIRCUIT SECONDARY RELIEF VALVE REPLACEMENT
Figure 1. Relief Valve Hose Removal.
Figure 2. Relief Valve Removal.
Figure 3. Relief Valve Disassembly.
Figure 4. Relief Valve Assembly.
Figure 5. Relief Valve Installation.
Figure 6. Relief Valve Hose Installation.
AUXILIARY CIRCUIT SHUT-OFF VALVES REPLACEMENT
Figure 1. Auxiliary Circuit Shut-Off Valve Removal.
REMOVAL - Continued
Figure 2. Auxiliary Circuit Shut-Off Valve Installation.
INSTALLATION - Continued
AUXILIARY CIRCUIT WIRING HARNESS REPLACEMENT
Figure 1. Wiring Harness From Pilot Control Valve Removal.
Figure 3. Wiring Harness From Panel Removal.
Figure 5. Wiring Harness To Main Harness Installation.
Figure 7. Wiring Harness To Solenoid Installation.
FOLLOW-ON MAINTENANCE
BARRIER GRAPPLE ACTUATOR REPLACEMENT
Figure 1. Barrier Grapple Actuator Removal.
FOLLOW-ON MAINTENANCE
BARRIER GRAPPLE LIFT BAIL REPLACEMENT
Figure 1. Barrier Grapple Lift Bail Removal.
Figure 2. Barrier Grapple Lift Bail Installation.
BARRIER GRAPPLE PAD ANGLES REPLACEMENT
REMOVAL - Continued
Figure 2. Barrier Grapple Pad Angles Installation.
BARRIER GRAPPLE PADS REPLACEMENT
Figure 2. Barrier Grapple Pads Installation.
BARRIER GRAPPLE SERVICE
Figure 1. Grapple Lubrication Locations.
Figure 2. Barrier Grapple Actuator Removal.
Figure 3. Barrier Grapple Actuator Installation.
BOOM CYLINDER REPLACEMENT
Figure 1. Position Arm and Boom.
Figure 3. Boom Cylinder Upper Pin Removal.
Figure 4. Retract Boom Cylinder.
Figure 5. Lower Boom Cylinder.
Figure 6. Boom Cylinder Lower Pin Removal.
Figure 7. Pin Removal
Figure 8. Boom Cylinder Hardware Removal.
Figure 9. Boom Cylinder Hardware Installation.
Figure 10. Boom Cylinder Lower Pin Installation.
Figure 11. Hose Installation.
Figure 12. Lower Boom Cylinder.
Figure 13. Boom Cylinder Upper Pin Installation.
Figure 14. Sleeve Installation.
BOOM CYLINDERS GUARD REPLACEMENT
Figure 1. Boom Guard Removal.
Figure 2. Boom Guard Installation.
FOLLOW-ON MAINTENANCE
BOOM LOAD HOLDING VALVES REPLACEMENT
RIGHT SIDE BOOM LOAD HOLDING VALVE REMOVAL - Continued
Figure 1. Right Side Boom Load Holding Valve Removal.
Figure 2. Right Side Boom Load Holding Valve Installation.
RIGHT SIDE BOOM LOAD HOLDING VALVE INSTALLATION
Figure 3. Left Side Boom Load Holding Valve Removal.
LEFT SIDE BOOM LOAD HOLDING VALVE INSTALLATION
Figure 4. Left Side Boom Load Holding Valve Installation.
LEFT SIDE BOOM LOAD HOLDING VALVE INSTALLATION - Continued
BOOM LOAD HOLDING VALVE HOSES REPLACEMENT
REMOVAL - Continued
Figure 1. Hose Removal.
REMOVAL
Figure 2. Hose Installation.
FOLLOW-ON MAINTENANCE
BOOM LUBRICATION SYSTEM REPLACEMENT
Figure 1. Lower Lines Removal.
Figure 2. Upper Lines Removal.
Figure 3. Upper Lines Installation.
Figure 4. Lower Lines Installation.
BOOM REDUCED LEAKAGE VALVES REPLACEMENT
Figure 1. Hose Removal.
Figure 2. Valves Removal.
Figure 3. Valves Installation.
BOOM REDUCED LEAKAGE VALVE INSTALLATION
Figure 4. Hose Installation.
BOOM UP PRESSURE SENSOR REPLACEMENT
REMOVAL - Continued
Figure 1. Boom Up Pressure Sensor Removal.
Figure 2. Boom Up Pressure Sensor Installation.
FOLLOW-ON MAINTENANCE: - Continued
BOOM, BUCKET, ARM, AND AUXILIARY CIRCUIT RELIEF VALVES REPLACEMENT
Figure 1. 5-Spool Side Relief Valves.
Figure 2. 4-Spool Side Relief Valves.
Figure 3. Relief Valve Removal.
Figure 4. Relief Valve Installation.
BUCKET CYLINDER BOOM LINES REPLACEMENT
Figure 1. Right Side Lower Line Removal.
RIGHT SIDE UPPER LINE REMOVAL
Figure 2. Right Side Upper Line Removal.
Figure 3. Left Side Lower Line Removal.
LEFT SIDE UPPER LINE REMOVAL
Figure 4. Left Side Upper Line Removal.
Figure 5. Left Side Upper Line Installation.
Figure 6. Left Side Lower Line Installation.
Figure 7. Right Sided Upper Line Installation.
Figure 8. Right Side Lower Line Installation.
BUCKET CYLINDER REPLACEMENT
REMOVAL
Figure 2. Lower Hardware Removal.
Figure 4. Raise Bucket Cylinder.
Figure 5. Upper Right Hose Removal.
Figure 7. Upper Left Hose Removal.
Figure 9. Position Upright or Vertically.
Figure 11. Bucket Cylinder Removal.
Figure 13. Lower Adapter Removal.
Figure 15. Upper Adapter Fitting Removal.
Figure 17. Lower Adapter Fitting Installation.
Figure 19. Clamp and Band Installation.
Figure 21. Clamp Installation
Figure 23. Upper Hardware Installation.
Figure 25. Lower Left Hose Installation.
Figure 27. Hose and Clamp Halves Installation.
Figure 29. Lower Bucket Cylinder.
Figure 30. Lower Pin Installation.
Figure 32. Remove Lifting Device.
BUCKET FLOW RATE CONTROL VALVE REPLACEMENT
Figure 1. Hose Removal.
Figure 2. Valve Removal.
Figure 3. Valve Installation.
Figure 4. Hose Installation.
ENGINE OIL FILTER HEAD REPLACEMENT
Figure 1. Engine Oil Filter Removal.
Figure 2. Engine Oil Line Removal.
Figure 3. Engine Oil Line Fitting Removal.
Figure 4. Engine Oil Filter Head Removal.
Figure 5. Engine Oil Filter Head Installation.
Figure 7. Engine Oil Line Installation.
Figure 8. Engine Oil Filter Installation.
ENGINE OIL SAMPLING VALVE REPLACEMENT
Figure 1. Engine Oil Sampling Valve Removal.
Figure 2. Engine Oil Sampling Valve Installation.
INSTALLATION - Continued
WEIGHT SIGN REPLACEMENT
Figure 1. Weight Sign Removal.
Figure 2. Weight Sign Installation.
CHAPTER 22. FIELD ELECTRICAL SYSTEM MAINTENANCE INSTRUCTIONS FOR HYDRAULIC EXCAVATOR TYPE 1 (HYEX) NSN 3805-01-573-0677
CHAPTER 22 TABLE OF CONTENTS
12 VOLT POWER CONVERTER/SUPPLY REPLACEMENT
Figure 1. Power Converter Removal.
Figure 2. Power Converter Installation.
AUXILIARY CONTROL SWITCH AND WIRING HARNESS REPLACEMENT
Figure 1. Auxiliary Control Switch And Wiring Harness Removal
Figure 2. Auxiliary Control Switch And Wiring Harness Installation
AUXILIARY CONTROL WIRING HARNESS (W15) REPLACEMENT
Figure 2. Auxiliary Control Wiring Harness (W15) Connection B and C Disconnect
Figure 3. Auxiliary Control Wiring Harness (W15) Relays Removal
Figure 5. Auxiliary Control Wiring Harness (W15) S35 Connect
Figure 6. Auxiliary Control Wiring Harness (W15) Relays Installation
Figure 8. Auxiliary Control Wiring Harness (W15) to Crush-all Boom Wiring Harness Installation
BATTERIES SERVICE
Figure 1. Battery Cover Removal.
Figure 2. Battery Cable Removal.
SERVICE - Continued
Figure 3. Battery Cable Servicing.
Figure 4. Battery Electrolyte Level Range.
INSTALLATION - Continued
Figure 5. Battery Cable Installation.
Figure 6. Battery Cover Installation.
BATTERY CABLES REPLACEMENT
REMOVAL - Continued
Figure 2. Negative Battery Cable Removal.
Figure 3. Jumper Battery Cable Removal.
Figure 4. Battery Relay Cover and Positive Battery Cable Removal
INSTALLATION
Figure 5. Positive Battery Cable and Battery Relay Cover Installation
Figure 6. Jumper Battery Cable Installation.
Figure 7. Negative Battery Cable Installation.
Figure 8. Battery Covers Installation.
BATTERY RELAY REPLACEMENT
Figure 1. Battery Relay Removal.
Figure 2. Battery Relay Installation.
INSTALLATION - Continued
BATTERY REPLACEMENT
Figure 1. Battery Covers Removal.
Figure 2. Battery Cables Removal.
Figure 3. Brackets Removal.
Figure 4. Windshield Reservoir Removal.
Figure 5. Batteries Removal.
INSTALLATION - Continued
Figure 6. Batteries Installation.
Figure 7. Windshield Reservoir Installation.
Figure 9. Battery Cables Installation.
Figure 10. Battery Covers Installation.
BOOM WORK LIGHTS POWER WIRE HARNESS REPLACEMENT
Figure 1. Power Wire Harness from Work Light Harness Removal
Figure 3. Power Wire Harness to Work Light Harness Installation
FOLLOW-ON MAINTENANCE
CAB FRONT WORK LIGHTS AND EXTERIOR WIRING HARNESS REPLACEMENT
Figure 1. Disconnect Exterior Harness From Interior Harness
Figure 3. Harness Removal.
Figure 5. Mounting Bracket Removal.
Figure 6. Mounting Bracket Installation.
Figure 8. Harness Installation.
Figure 9. Connect Harness To Left and Right Lights.
FOLLOW-ON MAINTENANCE - Continued
CAB FRONT WORK LIGHTS INTERIOR WIRING HARNESS REPLACEMENT
Figure 1. Disconnect Control Wiring Harness From Auxiliary Fuse Box Wiring Harness W13.
Figure 3. Remove Power Delivery Wiring Harness From Cab Pillar
Figure 4. Disconnect Exterior Wiring Harness From Power Delivery Wiring Harness
Figure 5. Connect Exterior Wiring Harness To Power Delivery Wiring Harness
Figure 6. Install Power Delivery Wiring Harness In Cab Pillar
Figure 7. Connect Control Wiring Harness To Power Delivery Wiring Harness
Figure 8. Connect Control Wiring Harness To Auxiliary Fuse Box Wiring Harness W13
CAB REAR WORK LIGHTS AND EXTERIOR WIRING HARNESS REPLACEMENT
Figure 1. Disconnect Right Cab Rear Work Light From Power Delivery Wiring Harness
Figure 3. Harness, Clamps, and Hardware Removal.
Figure 5. Left and Right Cab Rear Work Lights Installation
Figure 6. Harness, Clamps, and Hardware Installation
Figure 8. Connect Harness To Right Cab Rear Work Light and Power Delivery Wiring Harness
CAB REAR WORK LIGHTS INTERIOR WIRING HARNESSES REPLACEMENT
Figure 1. Disconnect Control Wiring Harness From Switch Wiring Harness
Figure 2. Disconnect Control Wiring Harness From Auxiliary Fuse Box Wiring Harness W13
Figure 4. Remove Power Delivery Wiring Harness From Cab Pillar
Figure 5. Power Delivery Wiring Harness Removal From Interior Of Cab
Figure 7. Connect Exterior Wiring Harness To Power Delivery Wiring Harness
Figure 8. Power Delivery Wiring Harness Installation To Interior Of Cab
Figure 9. Delivery Control Wiring Harness Routing.
Figure 10. Connect Control Wiring Harness To Power Delivery Wiring Harness
Figure 12. Connect Control Wiring Harness To Switch Wiring Harness
FOLLOW-ON MAINTENANCE - Continued
AB REAR WORK LIGHTS SWITCH AND WIRING HARNESS REPLACEMENT
Figure 2. Cab Rear Work Lights Switch Installation.
Figure 3. Wiring Harness Removal.
Figure 4. Wiring Harness Installation.
CAB RELAYS REPLACEMENT
Figure 1. Relays K1 Through K14 Location and Removal
Figure 2. Relays K30 through K33 and K15 Location and Removal
Figure 3. Relays K37, K36, and K20 Location and Removal
Figure 4. Relays K36, K37 and K20 Installation.
Figure 6. Relays K1 through K14 Installation.
CAB WIRING HARNESS W1 REPLACEMENT
Figure 1. Machine Wiring Harness W2 Connections.
Figure 3. Monitor Controller Wiring Harness W3 Connections.
Figure 5. Ground Terminal W36 and Security Alarm Connections
Figure 7. Monitor Alarm, Speakers, and Ground Terminal W37 Connections
Figure 9. Main Controller Connections.
Figure 10. Clamp Removal.
Figure 12. Fuse Box Removal.
Figure 14. Horn, Pilot Shutoff Switch, and Ground Terminal W38 Connections
Figure 15. Fan Reversing Switch Disconnect.
Figure 16. Fan Reversing Switch Connect.
Figure 18. Miscellaneous Connectors Under Fuse Boxes
Figure 19. Fuse Box Installation.
Figure 21. Clamp Installation.
Figure 23. Information Controller Connections.
Figure 25. Relay Block Installation.
Figure 27. Right-Hand Console Wiring Harness W11 and Switch Panel A9 Connections
Figure 28. Monitor Controller Wiring Harness W3 Connections
Figure 30. Cab Wiring Harness W1 To Machine Wiring Harness W2 Connect
FOLLOW-ON MAINTENANCE - Continued
CAB WIRING HARNESS DIODES REPLACEMENT
Figure 1. Diodes V3, V1, V2, V4, and V5 Location and Removal
Table 1. Diodes V1 Through V8 Identification.
Figure 2. Diodes V6, V7, and V8 Location and Removal
INSTALLATION
Figure 3. Diodes V6, V7, and V8 Location and Installation
Figure 4. Diodes V3, V1, V2, V4, and V5 Location and Installation
CAN TERMINATING RESISTOR REPLACEMENT
Figure 1. CAN Terminating Resistor Removal.
Figure 2. CAN Terminating Resistor Installation.
CRUSH-ALL MAIN BODY AND BOOM WIRING HARNESS REPLACEMENT
Figure 1. Disconnect Wiring Harness From Auxiliary Control Wiring Harness W15
Figure 2. Disconnect Wiring Harness From Crush-All Boom Wiring Harness
Figure 3. Disconnect Wiring Harness From Crush-All Boom Wiring Harness
Figure 5. Connector and Harness Removal.
Figure 6. Connector and Harness Installation.
Figure 8. Connect Wiring Harness To Crush-All Main Body Wiring Harness
Figure 9. Connect Wiring Harness To Crush-All Boom Wiring Harness
Figure 10. Connect Wiring Harness To Auxiliary Control Wiring Harness W15
ENGINE CONTROL UNIT (ECU) REPLACEMENT
Figure 1. Engine Control Unit Removal.
Figure 2. Engine Control Unit Installation.
ENGINE INTERFACE WIRING HARNESS REPLACEMENT
Figure 1. Engine Interface Wiring Harness From Battery Relay Removal
Figure 2. Engine Interface Wiring Harness From Glow Plug Relay Removal.
Figure 3. Engine Interface Wiring Harness Connectors From Machine Wiring Harness.
Figure 4. Engine Interface Wiring Harness From Starter Removal
Figure 5. Engine Interface Wiring Harness From ECU Removal
Figure 6. Engine Interface Wiring Harness Clamps Removal
Figure 7. Engine Interface Wiring Harness From Sensors Removal
Figure 8. Engine Interface Wiring Harness From Machine Removal
Figure 9. Engine Interface Wiring Harness From Machine Installation
Figure 10. Engine Interface Wiring Harness To Sensors Installation
Figure 11. Engine Interface Wiring Harness Clamps Installation
Figure 12. Engine Interface Wiring Harness To ECU Installation
Figure 13. Engine Interface Wiring Harness To Starter Installation
Figure 14. Engine Interface Wiring Harness Connectors To Machine Wiring Harness Installation
Figure 15. Engine Interface Wiring Harness To Glow Plug Relay Installation
Figure 16. Engine Interface Wiring Harness To Battery Relay Installation
FOLLOW-ON MAINTENANCE
ENGINE WIRING HARNESS REPLACEMENT
Figure 1. Engine Left Side Wiring Harness Removal.
Figure 2. Bracket Removal.
Figure 3. Engine Right Side Wiring Harness Removal
Figure 4. Engine ECU Wiring Harness Removal.
Figure 5. Engine Wiring Harness Removal.
Figure 6. Engine Wiring Harness Installation.
Figure 7. Engine ECU Wiring Harness Installation.
Figure 8. Engine Right Side Wiring Harness Installation
Figure 9. Bracket Installation.
Figure 10. Engine Left Side Wiring Harness Installation
INSTALLATION - Continued
GENERAL WIRE HARNESS REPAIR
DEUTSCH HD STYLE CONNECTOR REPAIR
Figure 2. HD Style Connector Receptacle Repair.
Figure 3. DT Style Connector Receptacle Repair.
AMP ECONOSEAL STYLE CONNECTOR REPAIR
CINCH STYLE CONNECTOR REPAIR
Figure 5. Wire Guard Removal.
Figure 7. Terminal Removal.
Figure 9. Insulation Removal.
Figure 11. Wire Installation.
METRI-PACK PUSH STYLE CONNECTOR REPAIR
METRI-PACK PULL STYLE CONNECTOR REPAIR
Figure 14. Metri-Pack Pull Style Connector Repair.
Figure 15. Sumitomo Style Connector Repair.
BLADE STYLE CONNECTOR REPAIR
BLADE STYLE WITH LOCK CONNECTOR REPAIR
Figure 17. Blade Style With Lock Connector Repair
Figure 18. Relay Connector Repair.
GLOW PLUG RELAY REPLACEMENT
Figure 1. Glow Plug Relay Removal.
Figure 2. Glow Plug Relay Installation.
INFORMATION CONTROLLER REPLACEMENT
Figure 1. Connectors Removal.
Figure 2. Connectors Installation.
LEFT BOOM WORK LIGHT AND BRACKET REPLACEMENT
Figure 1. Left Boom Work Light Removal.
Figure 2. Left Boom Work Light Installation.
FOLLOW-ON MAINTENANCE - Continued
MACHINE WIRING HARNESS FUSE REPLACEMENT
Figure 1. Cover Removal.
Figure 3. Fuses Installation.
Figure 4. Cover Installation.
MACHINE WIRING HARNESS (W2) REPLACEMENT
Figure 1. Remove Wiring Harness From B27 and B40
Figure 2. Remove Wiring Harness From E1, X67, and B18
Figure 3. Remove Wiring Harness From B32, B23, B24, and E2.
Figure 4. Remove Wiring Harness From B33, B34, B31, Y23, Y22, Y25, and Y24
Figure 5. Remove Wiring Harness From B30
Figure 6. Remove Wiring Harness From Battery Relay
Figure 7. Remove Wiring Harness From Cover, B22, and B20.
Figure 8. Remove Wiring Harness From M6.
Figure 9. Remove Wiring Harness From Battery Compartment
Figure 10. Remove Wiring Harness From Storage Compartment
Figure 12. Disconnect Wiring Harness From Cab Wiring Harness (W1).
Figure 13. Remove Wiring Harness From Behind Storage Compartment
Figure 14. Remove Wiring Harness From Top Of Pump
Figure 15. Remove Wiring Harness From Bottom Of Pump
Figure 16. Remove Wiring Harness From Bracket X40 and Starter Protection Wiring Harness.
Figure 17. Remove Wiring Harness From Alternator
Figure 18. Disconnect Wiring Harness From B16.
Figure 20. Remove Wiring Harness and Clamps From Under Engine Compartment
Figure 22. Disconnect Wiring Harness From H01 and H02
Figure 24. Disconnect Wiring Harness From X46 and Clamp Removal
Figure 25. Wiring Harness Routing and Removal
Figure 26. Wiring Harness Routing and Installation
Figure 28. Install Wiring Harness and Clamp To Underside A/C Compressor Clutch
Figure 30. Connect Wiring Harness To H4 Connector and Clamps
Figure 32. Connect Wiring Harness To A/C Compressor Clutch Connector Y11.
Figure 34. Install Wiring Harness To Alternator
Figure 35. Install Wiring Harness To Bracket X40 and Starter Protection Wiring Harness
Figure 36. Install Wiring Harness To Bottom Of Pump
Figure 37. Install Wiring Harness To Top Of Pump
Figure 38. Install Wiring Harness To Area Behind Storage Compartment
Figure 40. Install Wiring Harness to Underside Of Storage Compartment
Figure 41. Install Wiring Harness To Storage Compartment
Figure 42. Install Wiring Harness To Battery Compartment
Figure 43. Install Wiring Harness To M6
Figure 44. Install Wiring Harness To Cover, B22, and B20
Figure 45. Install Wiring Harness To Battery Relay
Figure 46. Install Wiring Harness To B30.
Figure 47. Install Wiring Harness To B33, B34, B31, Y23, Y22, Y25, and Y24
Figure 48. Install Wiring Harness To B32, B23, B24, and E2
Figure 49. Install Wiring Harness To E1, X67, and B18
Figure 50. Install Wiring Harness To B27 and B40
FOLLOW-ON MAINTENANCE - Continued
MAIN CONTROLLER REPLACEMENT
Figure 1. Bracket and Main Controller Removal
Figure 2. Main Controller Removal From Bracket
Figure 3. Main Controller Installation To Bracket
Figure 4. Bracket and Main Controller Installed
MONITOR CONTROLLER REPLACEMENT
Figure 1. Monitor Cover Removal.
Figure 3. Bracket Removal.
Figure 4. Monitor Removal.
Figure 6. Bracket Installation.
Figure 7. Monitor Installation.
Figure 9. Air Duct Installation.
FOLLOW-ON MAINTENANCE
MONITOR CONTROLLER WIRING HARNESS REPLACEMENT
Figure 1. Monitor Cover Removal.
Figure 3. Bracket Removal.
Figure 5. Cover Removal.
Figure 6. Cover Installation.
Figure 7. Monitor Installation.
Figure 9. Air Duct Installation.
FOLLOW-ON MAINTENANCE
MONITOR WARNING ALARM REPLACEMENT
Figure 1. Monitor Warning Alarm Removal
Figure 2. Monitor Warning Alarm Installation
NEGATIVE BATTERY CABLE DISCONNECT FOR MAINTENANCE TASKS
Figure 1. Battery Cover Removal.
Figure 2. Negative Battery Cable Disconnect
Figure 3. Negative Battery Cable Reconnect
Figure 4. Battery Cover Installation.
QUICK LATCH SWITCH AND WIRING HARNESS REPLACEMENT
Figure 1. Wiring Harness From Boom Removal
Figure 3. Bracket Removal.
Figure 5. Wiring Harness Disconnect From Auxiliary Harness
Figure 7. Switch Box Installation.
Figure 9. Wiring Harness To Cab Installation
Figure 11. Wiring Harness To Frame Installation
FOLLOW-ON MAINTENANCE
REVERSING FAN SWITCH AND WIRING HARNESS REPLACEMENT
Figure 1. Reversing Fan Switch and Wiring Harness Removal
Figure 2. Reversing Fan Switch and Wiring Harness Installation.
RIGHT BOOM WORK LIGHT, BRACKET, AND WIRING HARNESS REPLACEMENT
Figure 1. Right Boom Work Light and Harness Removal
Figure 3. Wiring Harness E4 Installation
Figure 4. Right Boom Work Light and Harness Installation
RIGHT-HAND CONSOLE SWITCH PANEL REPLACEMENT
Figure 1. Disconnect Switch Panel.
Figure 3. Disconnect Key Switch.
Figure 5. Key Switch Installation.
Figure 6. Connect Key Switch.
Figure 8. Connect Switch Panel.
Figure 10. Dial Knob Installation.
SLAVE RECEPTACLE REPLACEMENT
Figure 1. Slave Receptacle Bracket Removal
Figure 2. Slave Receptacle Installation
FOLLOW-ON MAINTENANCE
STARTER POSITIVE CABLE REPLACEMENT
Figure 1. Starter Positive Cable Removal
REMOVAL - Continued
Figure 2. Starter Positive Cable Installation
INSTALLATION - Continued
STARTER PROTECTION WIRING HARNESS REPLACEMENT
Figure 1. Starter Protection Wiring Harness Removal From Engine
REMOVAL - Continued
Figure 2. Starter Protection Wiring Harness Removal From Relays
REMOVAL
Figure 3. Starter Protection Wiring Harness Installation To Relays
Figure 4. Starter Protection Wiring Harness Installation To Engine.
FOLLOW-ON MAINTENANCE
STARTER RELAY AND STARTER PROTECTION RELAY REPLACEMENT
Figure 1. Starter Relay Removal.
Figure 2. Starter Relay Installation
Figure 3. Starter Protection Relay Removal
Figure 4. Starter Protection Relay Installation
CHAPTER 23. FIELD FRAME MAINTENANCE INSTRUCTIONS FOR HYDRAULIC EXCAVATOR TYPE 1 (HYEX) NSN 3805-01-573-0677
COUNTERWEIGHT REPLACEMENT
Figure 1. Rear Radiator Top Cover Removal
Figure 2. Counterweight Cap Removal
Figure 3. Counterweight Installation
Figure 4. Rear Radiator Top Cover Installation
FOLLOW ON MAINTENANCE
CHAPTER 24. FIELD CAB MAINTENANCE INSTRUCTIONS FOR HYDRAULIC EXCAVATOR TYPE 1 (HYEX) NSN 3805-01-573-0677
CHAPTER 24 TABLE OF CONTENTS
AIR CONDITIONER BELT AND TENSIONER REPLACEMENT/ADJUSTMENT
Figure 1. Air Conditioner Belt Removal
Figure 2. Air Conditioner Belt Tensioner Removal
Figure 3. Air Conditioner Belt Tensioner Installation
Figure 4. Install Air Conditioner Belt.
Figure 5. Air Conditioner Belt Adjustment
AIR CONDITIONER COMPRESSOR REPLACEMENT
Figure 1. Hose Removal.
Figure 3. Air Conditioner Compressor Installation
Figure 4. Hose Installation.
AIR CONDITIONER COMPRESSOR TO CONDENSER REFRIGERANT HOSE REPLACEMENT
Figure 1. Hose Removal from Compressor
Figure 2. Clamp Removal.
Figure 4. Hose Installation to Condenser
Figure 5. Clamp Installation.
Figure 6. Hose Installation to Compressor
FOLLOW-ON MAINTENANCE - Continued
AIR CONDITIONER CONDENSER REPLACEMENT
Figure 1. Condenser Removal.
Figure 2. Condenser Installation.
AIR CONDITIONER EVAPORATOR AND FREEZE SWITCH REPLACEMENT
Figure 1. Remove Wiring.
Figure 2. Cover Removal.
Figure 3. Evaporator Removal.
Figure 4. Evaporator Installation.
Figure 5. Cover Removal.
Figure 6. Remove Wiring.
AIR CONDITIONER EVAPORATOR TO COMPRESSOR HOSE REPLACEMENT
Figure 1. Hose Removal.
Figure 2. Cover and Clamp Removal
Figure 3. Hose from Evaporator Removal
Figure 4. Hose Removal from Machine
Figure 5. Hose Installation to Machine
Figure 6. Hose to Evaporator Installation
Figure 7. Cover and Clamp Installation
Figure 8. Hose Installation.
FOLLOW-ON MAINTENANCE
AIR CONDITIONER LEAK TEST
Figure 1. Leak Detector.
TEST - Continued
AIR CONDITIONER RECEIVER-DRYER REPLACEMENT
Figure 1. Hose Removal.
Figure 2. Receiver-Dryer Removal
Figure 3. Bracket Removal.
Figure 4. Bracket Installation.
Figure 5. Receiver-Dryer Installation
Figure 6. Hose Installation.
AIR CONDITIONER RECEIVER-DRYER TO EVAPORATOR HOSE REPLACEMENT
Figure 1. Receiver-Dryer Hose Removal
Figure 2. Clamps Removal.
Figure 3. Screw Removal.
Figure 4. Bracket Removal.
Figure 6. Hose Removal.
Figure 7. Hose Installation.
Figure 8. Clamp Installation.
Figure 9. Bracket Installation.
Figure 10. Screw Installation.
Figure 12. Receiver-Dryer Hose Installation
FOLLOW-ON MAINTENANCE - Continued
AIR CONDITIONER REFRIGERANT (R-134A) SERVICE
Figure 1. Cap Removal.
Figure 2. Recovery Machine.
RECOVERY
Figure 4. Cap Removal for Evacuation
Figure 5. Evacuate System with Machine
Figure 6. Cap Installation After Evacuation
Figure 7. Cap Removal for System Charging
Figure 8. Charge System with Machine
AIR CONDITIONER SYSTEM CHARGING
AIR CONDITIONER/HEATER BLOWER MOTOR LOW SPEED RESISTOR REPLACEMENT
Figure 1. Resistor Removal
Figure 2. Resistor Installation.
AIR CONDITIONER/HEATER BLOWER MOTOR REPLACEMENT
Figure 1. Blower Motor Tube Removal
Figure 2. Blower Motor Removal.
Figure 3. Blower Motor Installation.
Figure 4. Blower Motor Tube Installation
AIR CONDITIONER/HEATER BLOWER MOTOR RESISTOR/THERMO FUSE REPLACEMENT
Figure 1. Bolt Removal.
Figure 3. Resistor/Thermo Fuse Removal
Figure 4. Resistor/Thermo Fuse Installation
Figure 6. Bolt Installation.
AIR CONDITIONER/HEATER BLOWER PORT CHANGE SERVO MOTOR REPLACEMENT
Figure 1. Servo Motor Removal.
Figure 2. Servo Motor Installation.
AIR CONDITIONER/HEATER CAB AIR TEMPERATURE SENSOR REPLACEMENT
Figure 1. Wire Removal.
Figure 3. Sensor Installation.
Figure 4. Wire Installation.
AIR CONDITIONER/HEATER CONTROLLER REPLACEMENT
Figure 1. Air Conditioner/Heater Controller Removal
Figure 2. Air Conditioner/Heater Controller Installation
INSTALLATION - Continued
AIR CONDITIONER/HEATER FRESH AIR FILTER REPLACEMENT
Figure 2. Filter Installation.
AIR CONDITIONER/HEATER INTERNAL AND EXTERNAL SERVO MOTOR REPLACEMENT
Figure 1. Wiring Harness Removal
Figure 3. Servo Motor Removal.
Figure 4. Servo Motor Installation.
Figure 6. Wiring Harness Installation
AIR CONDITIONER/HEATER MIXER SERVO MOTOR REPLACEMENT
Figure 1. Wiring Harness Removal
Figure 3. Servo Motor Removal.
Figure 4. Servo Motor Installation.
Figure 6. Wiring Harness Installation
AIR CONDITIONER/HEATER RECIRCULATING AIR FILTER REPLACEMENT
Figure 2. Filter Installation.
AIR CONDITIONER/HEATER UNIT REPLACEMENT
Figure 1. Front Of Wiring Harness Removal
REMOVAL - Continued
Figure 2. Rear Of Wiring Harness Removal
Figure 3. Close Heater Valves.
Figure 4. Heater Hose Removal.
Figure 6. Air conditioner Hose Removal
Figure 7. Cover Removal.
Figure 9. Fresh Air Duct Removal.
Figure 11. Air Conditioner/Heater Screw Installation
Figure 13. Duct Installation.
Figure 14. Cover Installation.
Figure 15. Air conditioner Hose Installation
Figure 16. Expansion Valve Screw Installation
Figure 18. Open Heater Valves.
Figure 19. Rear of Wiring Harness Installation
INSTALLATION - Continued
Figure 20. Front Of Wiring Harness Installation
FOLLOW-ON MAINTENANCE
AMBIENT AIR TEMPERATURE SENSOR REPLACEMENT
Figure 1. Ambient Air Temperature Sensor Removal
Figure 2. Ambient Air Temperature Sensor Installation
ARMRESTS AND BRACKET REPLACEMENT
Figure 2. Bracket Removal.
Figure 4. Right-Hand Armrest Installation
Figure 5. Left-Hand Armrest Removal
Figure 6. Left-Hand Armrest Installation
AUXILIARY FUSE BOX AND WIRING HARNESS (W13) REPLACEMENT
Figure 1. Auxiliary Fuse Box Wiring Harness W13 Disconnect
Figure 2. Bracket Disassembly.
Figure 3. Auxiliary Fuse Box And Wiring Harness W13 Disconnect And Removal
Figure 4. Auxiliary Fuse Box and Wiring Harness W13 Installation
INSTALLATION - Continued
Figure 6. Auxiliary Fuse Box And Wiring Harness W13 Connect
FOLLOW-ON MAINTENANCE - Continued
CAB DOOR HOLD OPEN CATCH REPLACEMENT/ADJUSTMENT
Figure 1. Latch Panel Cover Removal
Figure 3. Lever Cover Removal.
Figure 5. Latch Removal.
Figure 7. Cable Installation.
Figure 9. Pin Removal.
Figure 11. Latch Panel Cover Removal
Figure 13. Latch Panel Cover Installation
CAB DOOR REPLACEMENT
Figure 1. Cab Door Removal.
Figure 2. Cab Door Bushing Removal
Figure 4. Cab Door Installation.
CAB DOOR UPPER WINDOWS REPLACEMENT
Figure 1. Bushing Removal.
Figure 3. Window Frame Disassembly.
Figure 4. Window Frame Assembly.
Figure 5. Window Frame Installation.
Figure 6. Bushing Installation.
CAB FLOOR MAT REPLACEMENT
Figure 2. Cab Floor Mat Installation.
CAB HANDRAILS REPLACEMENT
Figure 1. Cab Forward Handrail Removal.
Figure 2. Cab Rear Handrail Removal.
Figure 3. Cab Rear Handrail Installation.
Figure 4. Cab Forward Handrail Installation.
CAB HEATER CORE REPLACEMENT
Figure 1. Heater Valves Closed.
Figure 3. Bolts and Cover Removal.
Figure 5. Rod Removal.
Figure 7. Heater Core Installation.
Figure 9. Hose Installation.
Figure 11. Bolt Installation.
Figure 12. Open Heater Valves.
CAB HEATER CORE TEMPERATURE SENSOR REPLACEMENT
Figure 1. Harness Removal.
Figure 3. Heater Core Temperature Sensor Installation.
FOLLOW-ON MAINTENANCE
CAB INTERIOR LAMP REPLACEMENT
Figure 1. Cab Interior Lamp Removal.
Figure 2. Cab Interior Lamp Installation.
CAB J-HOOKS REPLACEMENT
Figure 2. Cab J-hooks Installation.
CAB LEFT-HAND CONSOLE COVERS REPLACEMENT
Figure 1. Upper Cover Removal.
Figure 2. Upper Cover Disassembly.
Figure 3. Side Covers Removal.
Figure 4. Outer Side Cover Removal.
Figure 5. Inner Side Cover Removal.
Figure 6. Inner Side Cover Installation.
Figure 7. Outer Side Cover Installation.
Figure 8. Side Covers Installation.
Figure 9. Upper Cover Assembly.
Figure 10. Upper Cover Installation.
FOLLOW-ON MAINTENANCE
CAB LEFT-HAND CONSOLE REPLACEMENT
Figure 1. Left-Hand Console Removal.
Figure 2. Left-Hand Console Disassembly.
Figure 3. Left-Hand Console Assembly.
Figure 4. Left-Hand Console Installation.
FOLLOW-ON MAINTENANCE - Continued
CAB REAR TRAY, REAR COVER, AND AIR CONDITIONER REAR DUCT REPLACEMENT
Figure 1. Rear Tray Center Screws Removal.
Figure 3. Rear Tray Connector Removal.
Figure 5. Rear Cover Removal.
Figure 7. Louver Removal.
Figure 8. Louver Installation.
Figure 10. Rear Cover Installation.
Figure 12. Rear Tray Connector Installation.
Figure 13. Rear Tray Left Screw Installation.
FOLLOW-ON MAINTENANCE
CAB REPLACEMENT
Figure 1. Cab Wiring Harness Disconnect.
Figure 2. Ground Wire Removal.
Figure 4. Electrical Panel Hardware Removal.
Figure 6. Right Side Bracket Removal.
Figure 7. Main Controller and Cab Wiring Harness Removal.
Figure 8. Fresh Air Duct Removal.
Figure 10. Antenna and Speaker Wire Cable Disconnect.
Figure 11. Accessory Wiring Harness Disconnect.
Figure 12. Cup Holder Removal.
Figure 13. Cover Removal.
Figure 14. Console Removal.
Figure 15. Ashtray and Cover Removal.
Figure 16. Air Duct Removal.
Figure 17. Cab Mount Removal.
Figure 18. Cab Hardware Removal.
Figure 19. Cab Removal.
Figure 20. Cab Installation.
Figure 21. Cab Hardware Installation.
Figure 22. Cab Mount Installation.
Figure 23. Cab Mount Installation.
Figure 24. Ashtray and Cover Installation.
Figure 25. Console Installation.
Figure 26. Cover Installation.
Figure 27. Cup Holder Installation.
Figure 28. Accessory Wiring Harness Connect.
Figure 29. Antenna and Speaker Wire Cable Connect.
Figure 30. Alarm Installation.
Figure 32. Main Controller and Cab Wiring Harness Installation.
Figure 33. Right Side Bracket Installation.
Figure 35. Electrical Panel Hardware Installation.
Figure 37. Ground Wire Installation.
FOLLOW-ON MAINTENANCE
CAB RIGHT-HAND CONSOLE COVERS REPLACEMENT
Figure 1. Upper Covers Removal.
Figure 2. Side Covers Removal.
Figure 3. Side Covers Installation.
Figure 4. Upper Cover Installation.
FOLLOW-ON MAINTENANCE - Continued
CAB RIGHT-HAND CONSOLE REPLACEMENT
Figure 1. Right-Hand Console Removal.
Figure 2. Right-Hand Console Installation.
CAB SKYLIGHT WINDOW AND SEAL REPLACEMENT
Figure 1. Cylinder Removal.
Figure 3. Hinge Removal.
Figure 5. Locks Removal.
Figure 7. Seal Removal.
Figure 8. Seal Installation.
Figure 10. Locks Installation.
Figure 12. Hinge Installation.
Figure 13. Cylinder Installation.
CAB WINDOW PANES REPLACEMENT
Figure 1. Cover Removal.
Figure 2. Window Pane Installation.
Figure 3. Cover Installation.
Figure 4. Windowpane Locations.
Figure 5. Left Cab Window Pane.
RIGHT, REAR, AND LEFT CAB WINDOWPANES INSTALLATION
CAB WIRING HARNESS BRACKET REPLACEMENT
Figure 1. Auxiliary Fuse Box Wiring Harness Disconnect.
Figure 3. Right Side Cab Wiring Harness Disconnect.
Figure 5. Security Alarm Disconnect.
Figure 7. Relay Block Removal.
Figure 9. Information Controller Wiring Harness Disconnect.
Figure 11. Relay Bracket Removal.
Figure 13. Support Bracket Screw Removal.
Figure 15. Bracket Removal.
Figure 17. Power Converter Cover Removal.
Figure 19. Monitor Warning Alarm Bracket Removal.
Figure 21. Security Alarm Installation.
Figure 23. Power Converter Installation.
Figure 25. Information Controller Installation.
Figure 27. Support Bracket Installation.
Figure 29. Fuse Box Bracket Installation.
Figure 31. Wiring Harness Clamps Installation.
Figure 33. Ground Terminal Installation.
Figure 35. Connect Security Alarm.
Figure 37. Connect Switch Panel Wiring Harness.
Figure 38. Connect Right Side Cab Wiring Harness.
Figure 40. Connect Auxiliary Fuse Box Wiring Harness.
FIRE EXTINGUISHER BRACKET REPLACEMENT
Figure 1. Fire Extinguisher Bracket Removal.
Figure 2. Fire Extinguisher Bracket Installation.
FRONT WINDSHIELD WIPER AND MOTOR REPLACEMENT/ADJUSTMENT
Figure 1. Wiper Arm Nut Removal.
Figure 3. Wiper Motor Cover Removal.
Figure 5. Wiper Motor Removal.
Figure 7. Grommet Installation.
Figure 9. Electrical Connector Installation.
Figure 11. Wiper Arm Installation.
Figure 12. Wiper Arm Nut Installation.
HEADLINER, SHADE, AND RAIL REPLACEMENT
Figure 2. Electrical Connector Removal.
Figure 4. Headliner Front Cover Removal.
Figure 6. Visor Removal.
Figure 8. Headliner Front Cover Installation.
Figure 10. Electrical Connector Installation.
OPERATOR PROTECTION GUARD REPLACEMENT
Figure 1. Operator Protection Guard Removal.
Figure 2. Operator Protection Guard Installation.
FOLLOW-ON MAINTENANCE
RIFLE MOUNT AND GUARD BAR REPLACEMENT
Figure 1. Rifle Clamp Mount and Clamp Plate Removal.
Figure 3. Rifle Clamp Removal.
Figure 5. Guard Bar Removal.
Figure 6. Guard Bar Installation.
Figure 8. Rifle Clamp Installation.
Figure 10. Rifle Clamp Mount and Clamp Plate Installation.
RIGHT-HAND CONSOLE WIRING HARNESS REPLACEMENT
Figure 1. Disconnect Harness From Cab Wiring Harness, X27, X38, X39, and X47.
Figure 3. Disconnect Harness From Right Control Valve Grip S7.
Figure 4. Right-Hand Switch Console Removal To Disconnect S1.
Figure 5. Air Conditioner/Heater Front View For Harness Removal.
Figure 6. Air Conditioner/Heater Rear View For Harness Removal.
INSTALLATION
Figure 7. Air Conditioner/Heater Rear View For Harness Installation.
Figure 8. Air Conditioner/Heater Front View For Harness Installation.
Figure 9. Right-Hand Switch Console Installation To Connect S1.
Figure 10. Connect Harness To Right Control Valve Grip S7.
Figure 12. Connect Harness To Cab Wiring Harness X27, X38, X39, and X47.
SEAT BELT REPLACEMENT
Figure 1. Left Strap Removal.
Figure 2. Left Belt Removal.
Figure 3. Left Bracket Removal.
Figure 4. Right Seat Belt Removal.
Figure 5. Right Bracket Removal.
Figure 6. Right Bracket Installation.
Figure 7. Right Seat Belt Installation.
Figure 8. Left Bracket Installation.
Figure 9. Left Belt Installation.
Figure 10. Left Strap Installation.
SEAT REPLACEMENT
Figure 2. Move Seat Forward.
Figure 3. Seat Stop Removal.
Figure 5. Seat Removal.
Figure 6. Seat Installation.
Figure 7. Move Seat stand Forward.
Figure 9. Cap and Cover Removal.
SEAT STAND AND SUPPORTS REPLACEMENT
Figure 1. Seat Stand Cover Removal
Figure 2. Heater Duct Removal.
Figure 4. Right-Hand Console Removal.
Figure 5. Left-Hand Console Removal.
Figure 6. Seat Stand Removal.
Figure 7. Bracket Screw Removal.
Figure 9. Rear Seat Stand Support Removal.
Figure 10. Duct Cover Removal.
Figure 11. Duct Removal.
Figure 12. Front Seat Stand Support Removal.
Figure 13. Seat Stand Disassembly.
Figure 14. Seat Stand Assembly.
Figure 15. Front Seat Stand Support Installation.
Figure 16. Duct Installation.
Figure 17. Duct Cover Installation.
Figure 18. Rear Seat Stand Support Installation.
Figure 19. Bracket Installation.
Figure 20. Bracket Screw Installation.
Figure 21. Seat Stand Installation.
Figure 22. Left-Hand Console Installation.
Figure 23. Right-Hand Console Installation.
Figure 24. Seat Stand Screws Installation.
Figure 26. Seat Stand Cover Installation
SOLAR SENSOR REPLACEMENT
Figure 1. Solar Sensor Removal.
Figure 2. Solar Sensor Installation.
WINDSHIELD ASSEMBLY REPLACEMENT
Figure 1. Windshield Assembly Covers Removal.
Figure 3. Windshield Isolator Removal.
Figure 4. Lock Handle Removal.
Figure 5. Windshield Wiper Wiring Harness and Windshield Lock Removal.
Figure 6. Windshield Locking Mechanism Removal.
Figure 7. Handle Removal.
Figure 8. Handle Installation.
Figure 10. Windshield Wiper Wiring Harness and Windshield Lock Installation.
Figure 11. Lock Handle Installation.
Figure 12. Windshield Isolator Installation.
Figure 13. Windshield Assembly Brackets Installation.
FOLLOW-ON MAINTENANCE
WINDSHIELD WASHER REPLACEMENT
Figure 1. Disconnect Wiring Harness and Hose.
Figure 2. Reservoir and Pump Removal.
Figure 3. Spray Nozzle Removal.
Figure 4. Spray Nozzle Installation.
Figure 5. Reservoir and Pump Installation.
RESERVOIR AND PUMP INSTALLATION
WINDSHIELD WIPER MOTOR CAB WIRING HARNESS REPLACEMENT
Figure 1. Bracket Removal.
Figure 3. Left Rear Pillar, Upper and Lower Hole.
Figure 4. Left Rear Pillar, Upper and Lower Hole.
Figure 6. Bracket Installation.
WINDSHIELD WIPER MOTOR WINDSHIELD ASSEMBLY WIRING HARNESS REPLACEMENT
Figure 1. Cover Removal.
Figure 3. Wiper Motor Cover Removal.
Figure 5. Harness Removal.
Figure 6. Harness Installation.
Figure 8. Wiper Motor Cover Installation.
Figure 10. Cover Installation.
CHAPTER 25. FIELD HOOD OR ENGINE ENCLOSURE MAINTENANCE INSTRUCTIONS FOR HYDRAULIC EXCAVATOR TYPE 1 (HYEX) NSN 3805-01-573-0677
CHAPTER 25 TABLE OF CONTENTS
CAB FORWARD LOWER ARMOR PLATE REPLACEMENT
Figure 1. Cab Forward Lower Armor Plate Removal.
Figure 2. Cab Forward Lower Armor Plate Installation.
CAB REAR LOWER ARMOR PLATE REPLACEMENT
Figure 1. Cab Rear Lower Armor Plate Removal.
Figure 2. Cab Rear Lower Armor Plate Installation.
CENTER TOP COVER REPLACEMENT
Figure 1. Center Top Cover Removal.
Figure 2. Center Top Cover Installation.
COOLING COMPARTMENT DOOR REPLACEMENT
Figure 1. Fuse Removal.
Figure 3. Cooling Compartment Door Installation.
Figure 4. Fuse Installation.
COOLING COMPARTMENT LOWER ACCESS COVER REPLACEMENT
Figure 2. Cooling Compartment Lower Access Cover Installation.
HEADLIGHT REPLACEMENT
Figure 1. Headlight Removal.
Figure 2. Headlight Installation.
FOLLOW-ON MAINTENANCE
ENGINE COMPARTMENT LOWER ACCESS COVER REPLACEMENT
Figure 1. Engine Compartment Lower Access Cover Removal.
Figure 2. Engine Compartment Lower Access Cover Installation.
ENGINE COVER REPLACEMENT
Figure 1. Raise Engine Cover.
Figure 3. Engine Cover Removal.
Figure 4. Torsion Bar Side Bracket Removal.
Figure 5. Torsion Bar Removal.
Figure 6. Torsion Bar Installation.
Figure 7. Torsion Bar Side Bracket Installation.
Figure 8. Engine Cover Installation.
Figure 9. Connect Cover Rod End.
FOLLOW-ON MAINTENANCE
FUEL TANK FRONT COVER REPLACEMENT
Figure 1. Cover Removal.
Figure 2. Cover Installation.
FUEL TANK LOWER ACCESS COVER REPLACEMENT
Figure 2. Fuel Tank Lower Access Cover Installation.
HOSE REEL PAN REPLACEMENT
Figure 1. Valve Mount Plate Removal.
Figure 2. Hose Reel Pan Removal.
Figure 3. Hose Reel Pan Installation.
Figure 4. Valve Mount Plate Installation.
FOLLOW ON MAINTENANCE
HYDRAULIC PUMP COMPARTMENT DOOR LATCH, AND ISOLATOR REPLACEMENT
Figure 1. Door Removal.
Figure 3. Latch Removal.
Figure 4. Latch Installation.
Figure 5. Isolator Removal.
Figure 6. Isolator Installation.
FOLLOW-ON MAINTENANCE
HYDRAULIC RESERVOIR LOWER ACCESS COVER REPLACEMENT
Figure 2. Hydraulic Reservoir Lower Access Cover Installation.
MUFFLER COVER REPLACEMENT
Figure 1. Muffler Cover Removal.
REMOVAL
Figure 2. Muffler Cover Installation.
INSTALLATION - Continued
PUMP COMPARTMENT LOWER ACCESS COVER REPLACEMENT
Figure 2. Pump Compartment Lower Access Cover Installation.
RIGHT REAR VIEW MIRROR REPLACEMENT
Figure 2. Right Rear View Mirror Removal.
Figure 3. Right Rear View Mirror Installation.
Figure 4. Right Rear View Mirror Support Installation.
RIGHT SIDE HANDRAIL REPLACEMENT
Figure 1. Right Side Handrail Removal.
Figure 2. Right Side Handrail Installation.
FOLLOW-ON MAINTENANCE - Continued
RIGHT SIDE TOP COVER REPLACEMENT
Figure 1. Cover Removal.
Figure 2. Non Slip Cover Removal.
Figure 4. Cover Assembly.
Figure 5. Non Slip Cover Installation.
Figure 6. Cover Installation.
RIGHT SIDE UPPER STRUCTURE STEP REPLACEMENT
Figure 2. Right Side Upper Structure Step Installation
HYDRAULIC RESERVOIR COVER REPLACEMENT
Figure 2. Reservoir Cover Installation.
STORAGE COMPARTMENT COVER REPLACEMENT
Figure 1. Surge Tank Cap Removal.
Figure 3. Forward Radiator Top Cover Removal.
Figure 4. Radiator Surge Tank Bracket Removal.
Figure 5. Radiator Surge Tank Removal.
Figure 7. Storage Compartment Cover Removal.
Figure 8. Storage Compartment Cover Installation.
Figure 9. Connect Solenoid Bracket.
Figure 11. Radiator Surge Tank Bracket Installation.
Figure 12. Forward Radiator Top Cover Installation.
STORAGE COMPARTMENT DOOR AND LATCH REPLACEMENT
Figure 1. Storage Compartment Door Removal.
Figure 2. Storage Compartment Door Installation.
Figure 3. Latch Removal.
Figure 4. Latch Installation.
Figure 5. Isolator Removal.
Figure 6. Isolator Installation.
FOLLOW-ON MAINTENANCE
STORAGE COMPARTMENT FORWARD ACCESS PANEL REPLACEMENT
Figure 2. Access Panel Removal.
Figure 3. Access Panel Installation.
FOLLOW-ON MAINTENANCE
STORAGE COMPARTMENT LOWER ACCESS COVER REPLACEMENT
Figure 1. Storage Compartment Lower Access Cover Removal.
Figure 2. Storage Compartment Lower Access Cover Installation.
TOOL BOX REPLACEMENT
Figure 1. Light Removal.
Figure 2. Tool Box Assembly Removal.
Figure 3. Tool Box Lid Assembly Removal.
Figure 4. Cover Removal.
Figure 5. Hasp Removal.
Figure 6. Ram and Isolator Removal.
Figure 7. Lock Removal.
Figure 8. Lock Installation.
Figure 9. Ram and Isolator Installation.
Figure 10. Hasp Installation.
Figure 11. Cover Installation.
Figure 12. Tool Box Lid Assembly Installation.
Figure 13. Tool Box Assembly Installation.
Figure 14. Light Installation.
CHAPTER 26. FIELD SAFETY, CONVENIENCE, AND MISCELLANEOUS MAINTENANCE INSTRUCTIONS FOR HYDRAULIC EXCAVATOR TYPE 1 (HYEX) NSN 3805-01-573-0677
HORN REPLACEMENT
Figure 1. Disconnect Horn Wiring.
Figure 2. Horn Removal.
Figure 3. Horn Installation.
Figure 4. Reconnect Horn Wiring.
LEFT REAR VIEW MIRROR REPLACEMENT
Figure 1. Left Rear View Mirror Removal.
Figure 2. Left Rear View Mirror Installation.
OVERLOAD ALARM PROXIMITY SENSOR REPLACEMENT
Figure 2. Proximity Sensor Removal.
Figure 4. Proximity Sensor Installation.
OVERLOAD ALARM WIRING HARNESS REPLACEMENT
Figure 1. Wiring Harness From Alarm Removal.
Figure 2. Wiring Harness From Auxiliary Fuse Box Wiring Harness W13 Removal.
Figure 4. Wiring Harness From Relay and Pressure Switch Removal.
Figure 6. Wiring Harness Routing and Removal.
Figure 7. Wiring Harness Routing and Installation.
Figure 9. Wiring Harness To Relay and Pressure Switch Installation.
Figure 11. Wiring Harness To Auxiliary Fuse Box Wiring Harness W13 Installation.
Figure 12. Wiring Harness To Alarm Installation.
RADIO REMOVAL AND INSTALLATION FOR MAINTENANCE TASKS
Figure 1. Radio Removal.
Figure 2. Radio Installation.
FOLLOW-ON MAINTENANCE
TRAVEL ALARM CANCEL SWITCH AND WIRING HARNESS REPLACEMENT
Figure 2. Switch Installation.
Figure 3. Wiring Harness Removal.
Figure 4. Wiring Harness Installation.
TRAVEL ALARM REPLACEMENT
Figure 1. Disconnect Wiring Harness.
Figure 3. Travel Alarm Installation.
FOLLOW ON MAINTENANCE - Continued
TRAVEL ALARM WIRING HARNESS REPLACEMENT
Figure 1. Pump Compartment Travel Alarm Wiring Harness Removal.
Figure 3. Engine Compartment Travel Alarm Wiring Harness Installation.
Figure 4. Pump Compartment Travel Alarm Wiring Harness Installation.
CHAPTER 27. FIELD EXCAVATOR AND HYDRAULIC SYSTEM MAINTENANCE INSTRUCTIONS FOR HYDRAULIC EXCAVATOR TYPE 1 (HYEX) NSN 3805-01-573-0677
CHAPTER 27 TABLE OF CONTENTS - Continued.
APPLY VACUUM TO HYDRAULIC RESERVOIR
Figure 1. Fitting Assembly.
Figure 2. Hose Removal.
Figure 4. Connecting Vacuum Pump.
Figure 6. Negative Battery Terminal Clamp Removal.
Figure 8. Connecting Vacuum Pump Leads.
Figure 10. Turning OFF Vacuum Pump.
Figure 11. Pressure Relief Button.
Figure 13. Install Battery Cable.
Figure 15. Cover Installation.
Figure 17. Fitting Removal.
ARM 2 FLOW RATE CONTROL VALVE REPLACEMENT
Figure 1. Hose Removal.
Figure 2. Valve Removal.
Figure 3. Valve Installation.
INSTALLATION - Continued
Figure 4. Hose Installation.
ARM AND BUCKET CYLINDER MAIN BODY LINES REPLACEMENT
Figure 1. Hose Removal.
REMOVAL - Continued
Figure 2. Hose Installation.
INSTALLATION - Continued
ARM CYLINDER BOOM LINES REPLACEMENT
Figure 1. Left Side Line Removal.
RIGHT SIDE LINE REMOVAL
Figure 2. Right Side Line Removal.
Figure 3. Right Side Line Installation.
Figure 4. Left Side Line Installation.
ARM CYLINDER REPLACEMENT
Figure 1. Position Boom and Arm.
Figure 2. Retract Arm Cylinder.
Figure 4. Pin Removal.
Figure 5. Hose Removal.
Figure 6. Hydraulic Hose Removal.
Figure 7. Clamp Halves and Hose Removal.
Figure 9. Arm Cylinder Removal.
Figure 10. Pipe and Clamp Removal.
Figure 11. Pipe and Clamp Installation.
Figure 12. Arm Cylinder Installation.
Figure 13. Line Installation.
Figure 15. Hydraulic Hose Installation.
Figure 17. Pin Installation.
Figure 18. Remove Suitable Lifting Device.
ARM IN PRESSURE SENSOR REPLACEMENT
Figure 1. Arm In Pressure Sensor Removal.
Figure 2. Arm In Pressure Sensor Installation.
ARM LINKS AND PINS REPLACEMENT
Figure 1. Arm Link and Bolt Removal.
Figure 3. Lifting Device Installation.
Figure 5. Separating Hoses.
Figure 6. Bucket Cylinder Rod End Removal.
Figure 7. Wood Block Installation.
Figure 8. Repositioning Suitable Lifting Device.
Figure 9. Arm Link and Pin Removal.
Figure 11. Shim and Seal Installation.
Figure 12. Arm Link and Pin Installation.
Figure 13. Repositioning Suitable Lifting Device.
Figure 15. Bucket Cylinder Rod End Installation.
Figure 16. Positioning Hoses.
Figure 18. Lifting Device Removal.
Figure 20. Arm Link and Bolt Installation.
FOLLOW-ON MAINTENANCE - Continued
ARM REDUCED LEAKAGE VALVES REPLACEMENT
ARM REDUCED LEAKAGE VALVES REMOVAL - Continued
Figure 1. Valves Removal.
ARM REDUCED LEAKAGE VALVES INSTALLATION
Figure 2. Valves Installation.
ARM REDUCED LEAKAGE VALVES INSTALLATION
ARM REGENERATIVE CIRCUIT CHECK VALVE REPLACEMENT
Figure 1. Check Valve Removal.
Figure 2. Check Valve Installation.
ARM REPLACEMENT
Figure 1. Position Arm.
Figure 3. Arm Link Removal.
Figure 5. Retainer Screw Removal.
Figure 7. Wood Block Installation.
Figure 9. Arm Cylinder Pin Screw Removal.
Figure 10. Right Bucket Cylinder Hose Removal.
Figure 11. Left Bucket Cylinder Hose Removal.
Figure 13. Lifting Device Installation.
Figure 15. Bucket Cylinder Removal.
Figure 17. Solenoid Valve Connector Removal.
Figure 18. Solenoid Valve Assembly Removal.
Figure 20. Left Attachment Valve Removal.
Figure 22. Clamp Removal.
Figure 24. Arm Lifting Devices.
Figure 26. Attach Tag Line To Arm.
Figure 28. Arm Removal.
Figure 29. Arm Installation.
Figure 30. Arm Pin Installation.
Figure 32. Arm Lifting Devices Removal.
Figure 34. Clamp Installation.
Figure 36. Left Attachment Valve Installation.
Figure 38. Solenoid Valve Assembly Installation.
Figure 40. Quick Latch Hose Installation.
Figure 42. Bucket Cylinder Bolt Installation.
Figure 44. Secure Bucket Cylinder.
Figure 46. Lower Hose Installation.
Figure 48. Left Bucket Cylinder Hose Installation.
INSTALLATION - Continued
Figure 51. Arm Link Pins Installation.
Figure 53. Retainer Installation.
FOLLOW-ON MAINTENANCE
ATTACHMENT PEDAL AND PILOT CONTROL VALVE REPLACEMENT
Figure 1. Hydraulic Hose Removal.
Figure 2. Attachment Pedal and Pilot Control Valve Assembly Removal.
Figure 4. Attachment Pilot Control Valve Removal.
Figure 5. Attachment Pilot Control Valve Installation.
Figure 6. Attachment Pedal Installation.
Figure 7. Attachment Pedal and Pilot Control Valve Assembly Installation.
INSTALLATION
ATTACHMENT PEDAL PILOT HOSES REPLACEMENT
REMOVAL - Continued
Figure 1. Hose Removal.
REMOVAL - Continued
Figure 2. Hose Installation.
INSTALLATION - Continued
AUXILIARY CIRCUIT ARM LINES REPLACEMENT
Figure 1. Hoses and Fittings Removal.
Figure 2. Lines Removal.
Figure 3. Lines Installation.
LEFT SIDE AUXILIARY CIRCUIT ARM LINES REMOVAL
Figure 5. Hose and Fittings Removal.
Figure 7. Line Installation.
Figure 8. Hose and Fittings Installation.
AUXILIARY CIRCUIT BOOM SUPPLY LINES REPLACEMENT
LEFT SIDE LOWER LINE REMOVAL - Continued
Figure 1. Left Side Lower Line Removal.
LEFT SIDE UPPER LINE REMOVAL
Figure 2. Left Side Upper Line Removal.
RIGHT SIDE LOWER LINE REMOVAL
Figure 3. Right Side Lower Line Removal.
RIGHT SIDE UPPER LINE REMOVAL - Continued
Figure 4. Right Side Upper Line Removal.
Figure 5. Right Side Upper Line Installation.
RIGHT SIDE LOWER LINE INSTALLATION
Figure 6. Right Side Lower Line Installation.
Figure 7. Left Side Upper Line Installation.
Figure 8. Left Side Lower Line Installation.
LEFT SIDE LOWER LINE INSTALLATION
AUXILIARY CIRCUIT HI-FLOW SELECTOR VALVE REPLACEMENT
Figure 1. Selector Valve Hose Removal.
Figure 2. Selector Valve Removal.
Figure 3. Selector Valve Disassembly.
Figure 4. Selector Valve Assembly.
Figure 5. Selector Valve Installation.
Figure 6. Selector Valve Hose Installation.
AUXILIARY CIRCUIT PRESSURE SENSOR REPLACEMENT
Figure 1. Auxiliary Circuit Pressure Sensor Removal.
Figure 2. Auxiliary Circuit Pressure Sensor Installation.
FOLLOW-ON MAINTENANCE: - Continued
AUXILIARY CIRCUIT QUICK DISCONNECT FITTINGS REPLACEMENT
Figure 1. Left Side Hydraulic Quick Disconnect Removal.
Figure 2. Right Side Hydraulic Quick Disconnect Removal.
Figure 3. Right Side Hydraulic Quick Disconnect Installation.
Figure 4. Left Side Hydraulic Quick Disconnect Installation.
AUXILIARY CIRCUIT BOOM RETURN LINES REPLACEMENT
LOWER LINE REMOVAL
Figure 1. Lower Line Removal.
UPPER LINE REMOVAL
Figure 2. Upper Line Removal.
Figure 3. Upper Line Installation.
Figure 4. Lower Line Installation.
LOWER LINE INSTALLATION
AUXILIARY CIRCUIT SECONDARY RELIEF SOLENOID VALVE REPLACEMENT
Figure 1. Solenoid Valve Hose Removal.
Figure 2. Solenoid Valve Removal.
Figure 4. Solenoid Valve Assembly.
Figure 5. Solenoid Valve Installation.
Figure 6. Solenoid Valve Hose Installation.
AUXILIARY CIRCUIT SECONDARY RELIEF VALVE REPLACEMENT
Figure 1. Relief Valve Hose Removal.
Figure 2. Relief Valve Removal.
Figure 3. Relief Valve Disassembly.
Figure 4. Relief Valve Assembly.
Figure 5. Relief Valve Installation.
Figure 6. Relief Valve Hose Installation.
AUXILIARY CIRCUIT SHUT-OFF VALVES REPLACEMENT
Figure 1. Auxiliary Circuit Shut-Off Valve Removal.
REMOVAL - Continued
Figure 2. Auxiliary Circuit Shut-Off Valve Installation.
INSTALLATION - Continued
AUXILIARY CIRCUIT WIRING HARNESS REPLACEMENT
Figure 1. Wiring Harness From Pilot Control Valve Removal.
Figure 3. Wiring Harness From Panel Removal.
Figure 5. Wiring Harness To Main Harness Installation.
Figure 7. Wiring Harness To Solenoid Installation.
FOLLOW-ON MAINTENANCE
BARRIER GRAPPLE ACTUATOR REPLACEMENT
Figure 1. Barrier Grapple Actuator Removal.
FOLLOW-ON MAINTENANCE
BARRIER GRAPPLE LIFT BAIL REPLACEMENT
Figure 1. Barrier Grapple Lift Bail Removal.
Figure 2. Barrier Grapple Lift Bail Installation.
BARRIER GRAPPLE PAD ANGLES REPLACEMENT
REMOVAL - Continued
Figure 2. Barrier Grapple Pad Angles Installation.
BARRIER GRAPPLE PADS REPLACEMENT
Figure 2. Barrier Grapple Pads Installation.
BARRIER GRAPPLE SERVICE
Figure 1. Grapple Lubrication Locations.
Figure 2. Barrier Grapple Actuator Removal.
Figure 3. Barrier Grapple Actuator Installation.
BOOM CYLINDER REPLACEMENT
Figure 1. Position Arm and Boom.
Figure 3. Boom Cylinder Upper Pin Removal.
Figure 4. Retract Boom Cylinder.
Figure 5. Lower Boom Cylinder.
Figure 6. Boom Cylinder Lower Pin Removal.
Figure 7. Pin Removal
Figure 8. Boom Cylinder Hardware Removal.
Figure 9. Boom Cylinder Hardware Installation.
Figure 10. Boom Cylinder Lower Pin Installation.
Figure 11. Hose Installation.
Figure 12. Lower Boom Cylinder.
Figure 13. Boom Cylinder Upper Pin Installation.
Figure 14. Sleeve Installation.
BOOM CYLINDERS GUARD REPLACEMENT
Figure 1. Boom Guard Removal.
Figure 2. Boom Guard Installation.
FOLLOW-ON MAINTENANCE
BOOM LOAD HOLDING VALVES REPLACEMENT
RIGHT SIDE BOOM LOAD HOLDING VALVE REMOVAL - Continued
Figure 1. Right Side Boom Load Holding Valve Removal.
Figure 2. Right Side Boom Load Holding Valve Installation.
RIGHT SIDE BOOM LOAD HOLDING VALVE INSTALLATION
Figure 3. Left Side Boom Load Holding Valve Removal.
LEFT SIDE BOOM LOAD HOLDING VALVE INSTALLATION
Figure 4. Left Side Boom Load Holding Valve Installation.
LEFT SIDE BOOM LOAD HOLDING VALVE INSTALLATION - Continued
BOOM LOAD HOLDING VALVE HOSES REPLACEMENT
REMOVAL - Continued
Figure 1. Hose Removal.
REMOVAL
Figure 2. Hose Installation.
FOLLOW-ON MAINTENANCE
BOOM LUBRICATION SYSTEM REPLACEMENT
Figure 1. Lower Lines Removal.
Figure 2. Upper Lines Removal.
Figure 3. Upper Lines Installation.
Figure 4. Lower Lines Installation.
BOOM REDUCED LEAKAGE VALVES REPLACEMENT
Figure 1. Hose Removal.
Figure 2. Valves Removal.
Figure 3. Valves Installation.
BOOM REDUCED LEAKAGE VALVE INSTALLATION
Figure 4. Hose Installation.
BOOM UP PRESSURE SENSOR REPLACEMENT
REMOVAL - Continued
Figure 1. Boom Up Pressure Sensor Removal.
Figure 2. Boom Up Pressure Sensor Installation.
FOLLOW-ON MAINTENANCE: - Continued
BOOM, BUCKET, ARM, AND AUXILIARY CIRCUIT RELIEF VALVES REPLACEMENT
Figure 1. 5-Spool Side Relief Valves.
Figure 2. 4-Spool Side Relief Valves.
Figure 3. Relief Valve Removal.
Figure 4. Relief Valve Installation.
BUCKET CYLINDER BOOM LINES REPLACEMENT
Figure 1. Right Side Lower Line Removal.
RIGHT SIDE UPPER LINE REMOVAL
Figure 2. Right Side Upper Line Removal.
Figure 3. Left Side Lower Line Removal.
LEFT SIDE UPPER LINE REMOVAL
Figure 4. Left Side Upper Line Removal.
Figure 5. Left Side Upper Line Installation.
Figure 6. Left Side Lower Line Installation.
Figure 7. Right Sided Upper Line Installation.
Figure 8. Right Side Lower Line Installation.
BUCKET CYLINDER REPLACEMENT
REMOVAL
Figure 2. Lower Hardware Removal.
Figure 4. Raise Bucket Cylinder.
Figure 5. Upper Right Hose Removal.
Figure 7. Upper Left Hose Removal.
Figure 9. Position Upright or Vertically.
Figure 11. Bucket Cylinder Removal.
Figure 13. Lower Adapter Removal.
Figure 15. Upper Adapter Fitting Removal.
Figure 17. Lower Adapter Fitting Installation.
Figure 19. Clamp and Band Installation.
Figure 21. Clamp Installation
Figure 23. Upper Hardware Installation.
Figure 25. Lower Left Hose Installation.
Figure 27. Hose and Clamp Halves Installation.
Figure 29. Lower Bucket Cylinder.
Figure 30. Lower Pin Installation.
Figure 32. Remove Lifting Device.
BUCKET FLOW RATE CONTROL VALVE REPLACEMENT
Figure 1. Hose Removal.
Figure 2. Valve Removal.
Figure 3. Valve Installation.
Figure 4. Hose Installation.